• Süßmilch, Johann Peter. 1765 [1988]. Die göttliche Ordnung in den Veränderungen des menschlichen Geschlechts, aus der Geburt, dem Tode und der Fortpflanzung desselben erwiesen. 3. Ausgabe. Göttingen: Jürgen Chromm Verlag.

Secondary (German, English):

• Wappäus, J. E. 1859. Allgemeine Bevölkerungsstatistik. 1. Theil. Leipzig: Verlag der J. C. Hinrichs'schen Buchhandlung.
• Höhn, Karl. 2011. "Four Early Attempts to Develop Power Formulas (1741−1955)." Stosunki Międzynarodowe–International Relations 44 (3‑4). Available at:
  http://powermetrics.bplaced.net/earlyformulas.pdf

• Friedensburg, Ferdinand. 1936. Die Mineralischen Bodenschätze als weltpolitische und militärische Machtfaktoren. Stuttgart: Ferdinand Enke Verlag.

Secondary (English):

• Höhn, Karl. 2011. "Four Early Attempts to Develop Power Formulas (1741−1955)." Stosunki Międzynarodowe–International Relations 44 (3‑4). Available at:
  http://powermetrics.bplaced.net/earlyformulas.pdf

• Wright, Quincy. 1955. The Study of International Relations. New York: Appleton-Century-Crofts.

Secondary (English):

• Höhn, Karl. 2011. "Four Early Attempts to Develop Power Formulas (1741−1955)." Stosunki Międzynarodowe–International Relations 44 (3‑4). Available at:
  http://powermetrics.bplaced.net/earlyformulas.pdf

• German, F. Clifford. 1960. "A Tentative Evaluation of World Power." Journal of Conflict Resolution 4 (1), 138−144. Available at:
  http://jcr.sagepub.com/cgi/reprint/4/1/138 (requiring subscription)

• Alcock, Norman Z. & Newcombe, Alan G. 1970. "The perception of national power." Journal of Conflict Resolution 14 (3), 335−343. Available at:
  http://jcr.sagepub.com/content/14/3/335 (requiring subscription)

Secondary (English):

• Doran, Charles F. Hill, Kim Q. Mladenka, Kenneth R. & Wakata, Kyoji. 1974. "Perceptions of national power and threat: Japan, Finland, and the united States." International Journal of Group Tensions 4 (4), 431–454.

• Singer, J. David. Bremer, Stuart. & Stuckey, John. 1972. "Capability Distribution, Uncertainty, and Major Power War, 1820−1965." In: Russett, Bruce M. ed. Peace, War, and Numbers. Beverly Hills: Sage Publications, 19−48.
• Bremer, Stuart A. 1980. "National Capabilities and War Proneness." In: Singer, J. David. ed. The Correlates of War II: Testing Some Realpolitik Models. New York: The Free Press, 57−123.

Secondary (English):

• Kadera, Kelly M. & Sorokin, Gerald L. 2004. "Measuring National Power." International Interactions 30, 211−230. Available at:
  http://www.informaworld.com/smpp/content~db=all~content=a725289053 (requiring subscription)

• Ferris, Wayne H. 1973. The Power Capabilities of Nation-States: International Conflict and War. Lexington: Lexington Books.

Secondary (English):

• Moul, William Brian. 1989. "Measuring the 'Balances of Power': A Look at Some Numbers." Review of International Studies 15 (2), 101–121. Available at:
  http://www.jstor.org/stable/20097174 (requiring subscription)

• Cline, Ray S. 1975. World Power Assessment: A Calculus of Strategic Drift. Boulder: Westview Press.
• Cline, Ray S. 1977. World Power Assessment 1977: A Calculus of Strategic Drift. Boulder: Westview Press.
• Cline, Ray S. 1978. "World Power Trends." In: Cline, Ray S. Scalapino, Robert A. Simes, Dimitri K. & Wells, Samuel F. eds. Main Trends in World Power: Political Impact of Strategic Weapons. [Washington]: The Center for Strategic and International Studies, Georgetown University, 1−29.
• Cline, Ray S. 1980. World Power Trends and U.S. Foreign Policy for the 1980s. Boulder: Westview Press.
• Cline, Ray S. 1993. The Power of Nations in the 1990s: A Strategic Assessment. Lanham: University Press of America.

Secondary (Portuguese):

• Fontoura, Luís. 2007. "O poder na relação externa do Estado: A equação de Cline." Negócios Estrangeiros 11 (2). Available at:
  http://www.mne.gov.pt/NR/rdonlyres/B44416DC-05D8-4CFA-A0C7-C31F4E9C622D/0/revista_11_2.pdf

• Fucks, Wilhelm. 1965. Formeln zur Macht: Prognosen über Völker, Wirtschaft, Potentiale. Stuttgart: Deutsche Verlags-Anstalt.
• Fucks, Wilhelm. 1966. Formeln zur Macht: Prognosen über Völker, Wirtschaft, Potentiale. Revised edition. Stuttgart: Deutsche Verlags-Anstalt.
• Fucks, Wilhelm. 1978. Mächte von Morgen: Kraftfelder, Tendenzen, Konsequenzen. Stuttgart: Deutsche Verlags-Anstalt.

Secondary (English, German):

• Michaels, Daniel W. 1966. "Formulas for Power: A Review of Formeln zur Macht." Book review. The Professional Geographer 18 (5), 305−310. Available at:
  http://www3.interscience.wiley.com/journal/119727143/abstract (requires subscription)
• Schmidt, Helmut. 1966. "Schwuppdiwupp zur Zukunft." Der Spiegel (4), 82−83. Available at:
  http://wissen.spiegel.de/wissen/image/show.html?did=46265401&aref=image036/2006/03/08/cqsp196604082-P2P-083.pdf

• Beckman, Peter R. 1984. World Politics in the Twentieth Century. Englewood Cliffs: Prentice-Hall.

• EPA—Economic Planning Agency. 1987. 日本の総合国力: 高まる日本の国力と求められる国際的役割 [Japan's Comprehensive National Power: Japan's Rising National Power and Expected International Roles]. Tokyo: Ministry of Finance Printing Bureau.

• Pillsbury, Michael. 2000. China Debates the Future Security Environment. Washington: National Defense University Press. Available at:
  http://libweb.uoregon.edu/ec/e-asia/reada/CDFSE.pdf

• Caro, Jean-Yves. 1999. "L'approche économique de la puissance." L'Armement (68), 123−129.
• Caro, Jean-Yves. 2000. "De la richesse à la puissance des nations." Ares XVIII (46), 11−39.
• Caro, Jean-Yves. 2000. "Les schèmes de perception de la puissance." Les Champs de Mars (2e semestre), 97−125.
• Caro, Jean-Yves. 2000. "Structure de la puissance: pour une méthodologie quantitative." Annuaire français de relations internationales 1, 87−109. Available at:
  http://www.diplomatie.gouv.fr/fr/IMG/pdf/FD001146.pdf

• Davutoğlu, Ahmet. 2001. Stratejik Derinlik: Türkiye'nin Uluslarası Konumu. İstanbul: Küre Yayinlari.

Secondary (English):

• Aslanli, Kenan. 2009. "Geopolitical power and human factor." 3rd View, [online] July 7. Available at:
  http://3view.az/articles/3816/1/

• NSCS—National Security Council Secretariat. 2003. "National Security Index." In: Kumar, Satish. ed. India's National Security Index: Annual Review 2002. New Delhi: India Research Press, 349−360.
• Kumar, Satish. 2004. "National Security Index." In: Kumar, Satish. ed. India's National Security Index: Annual Review 2003. New Delhi: India Research Press, 228−266.
• Kumar, Satish. 2005. "National Security Index." In: Kumar, Satish. ed. India's National Security Index: Annual Review 2004. New Delhi: India Research Press, 165−189.
• Kumar, Satish. 2007. "National Security Index 2006." In: Kumar, Satish. ed. India's National Security Index: Annual Review 2006. New Delhi: Knowledge World, 445−471.
• Kumar, Satish. 2008. "National Security Index 2007." In: Kumar, Satish. ed. India's National Security Index: Annual Review 2007. New Delhi: Knowledge World, 477−502.

Secondary (English):

• [Höhn], Karl. 2010. "Measuring Geopolitical Power in India: A Review of the National Security Index (NSI)." In Working Paper Series 136. Hamburg: German Institute of Global and Area Studies (GIGA). Available at:
  http://www.giga-hamburg.de/content/publikationen/pdf/wp136_hwang.pdf

• Kuzyk, Boris. Ageev, Alexander Ivanovich. Oleg, Dobrocheev. Kuroyedov, Boris V. & Miasoyedov, Boris. 2004. Россия в пространстве и времени (история будущего) [Russia in Space and Time]. Moscow: Institute for Economic Strategies. Available at:
  http://www.ruspravda.ru/strategies_and_programms/atlas/
• Ageev, A.I. Mensch, G. & Matthews R. eds. 2009. Global Rating of Integral Power of 100 World's Leading Countries � 2008. Moscow: [Institute for Economic Strategies (INES). Available at:
  http://www.inesnet.ru/_img/pictures/global-rating-2008.pdf
• Ageev, A.I. Kuroyedov, B.V. & Sandarov O.V. 2011. "Geopolitical Potential Assessment of Modern Civilizations." Appendix 10. In: Long‑term strategy for global sustainable development: Report for UN, NY, Moscow, SKII. Moscow: Institute for Economic Strategies of the Russian Academy of Sciences. Available at:
  http://www.powermetrics.bplaced.net/2011_AA_376_Geopol_pot_19-05-11.doc

• Virmani, Arvind. 2004. "Economic Performance, Power Potential and Global Governance: Towards a New International Order." In Working Paper Series 150, New Delhi: Indian Council for Research on International Economic Relations (ICRIER). Available at:
  http://www.icrier.org/pdf/wp150.pdf
• Virmani, Arvind. 2005. "A Tripolar Century: USA, China and India." In Working Paper Series 160. New Delhi: Indian Council for Research on International Economic Relations (ICRIER).
  http://www.icrier.org/pdf/wp160.pdf
• Virmani, Arvind. 2005. A Tripolar World: India, China and USA. New Dehli: Indian Council for Research on International Economic Relations (ICRIER).
  http://www.icrier.org/pdf/TripolarWrld_IHC5.pdf
• Virmani, Arvind. 2005. VIP²: A Simple Measure of a Nation's (Natural) Global Power. New Delhi: Indian Council for Research on International Economic Relations (ICRIER).
  http://www.icrier.org/pdf/VIPP4.pdf
• Virmani, Arvind. 2005. "Economic Growth And Geo-political Power: The Emergence of a Tripolar World." Presentation given at a conference by the United Nations Industrial Development Organization (UNIDO) and the US-India Institute USINI, November 16, in Washington, United States.
  http://www.usini.org/content_files/TripolarWrld8Wash.ppt
• Virmani, Arvind. 2005. "Global Power from the 18th to 21st Century: Power Potential (VIP²), Strategic Assets & Actual Power (VIP)." In Working Paper Series 175. New Delhi: Indian Council for Research on International Economic Relations (ICRIER).
  http://www.icrier.org/pdf/WP175VIPP8.pdf

Secondary (English):

• Basu, Kaushik. 2008. "The Enigma of India's Arrival: A review of Arvind Virmani's Propelling India: From Socialist Stagnation to Global Power." Journal of Economic Literature, 46 (2), 396−406. Available at:
  http://www.relooney.info/00_New_3213.pdf

• Hughes, Barry B. & Hillebrand, Evan E. 2006. Exploring and Shaping International Futures. Boulder: Paradigm.

Secondary (English):

• Hillebrand, Evan E. 2008. "How Will Future Oil Prices Affect Geopolitics?" Paper presented at the 49th Annual Convention of the International Studies Association (ISA), 26−29 March, in San Francisco, United States of America. Available at:
  http://www.allacademic.com/meta/p253652_index.html

• Hafeznia, Mohammad Reza. Zarghani, Seyed Hadi. Ahmadipor, Zahra. & Eftekhari, Abdelreza Roknoddin. 2008. "Presentation a New Model to Measure National Power of the Countries." Journal of Applied Science 8 (2), 230−240. Available at:
  http://docsdrive.com/pdfs/ansinet/jas/2008/230-240.pdf
• Zarghani, Seyed Hadi. 2010. Measurement of National Power: Definitions, Functions, Measurement. Saarbrücken: Lambert Academic Publishing.

• Sułek, Mirosław. 1990. "Uproszczony sposób szacowania potencjału wojenno-ekonomicznego." Myśl Wojskowa 46 (11‑12), 157−162 Available at:
  http://powermetrics.bplaced.net/BAEF1A.pdf
• Sułek, Mirosław. 2001. Podstawy potęgonomii i potęgometrii. Kielce: WSEiA.
• Sułek, Mirosław. 2003. "Modelowanie i pomiar potegi państw w stosunkach międzynarodowych." Stosunki Międzynarodowe–International Relations 28 (3‑4), 69−95. Available at:
  http://www.pl.ism.uw.edu.pl/images/stories/Publikacje/ebiblioteka/Sulek-Modelowanie.pdf
• Sułek, Mirosław. 2007. "Postrzeganie potęgi państw przez wybrane grupy eksperckie." Stosunki Międzynarodowe–International Relations 35 (1‑2), 121−140. Available at:
  http://powermetrics.bplaced.net/874F5C.pdf
• Sułek, Mirosław. 2010. Prognozowanie i symulacje międzynarodowe. Warszawa: Scholar.
• Sułek, Mirosław. 2010. "Synthetic approach to measurement of national power." [online]. Available at:
  http://powermetrics.bplaced.net/22A00.doc