Ang, B.W., W.L. Choong, and T.S. Ng. 2015. “Energy Security: Definitions, Dimensions and Indexes.” Renewable and Sustainable Energy Reviews 42:1077–1093. doi: 10.1016/j.rser.2014.10.064.
DOI: https://doi.org/10.1016/j.rser.2014.10.064
Kitler, W. 2019. “System bezpieczeństwa narodowego RP. Aspekty prawno-organizacyjne.” Wiedza Obronna. Dwumiesięcznik Towarzystwa Wiedzy Obronnej 268 (3):5–33. doi: 10.34752/gy7c-tk94.
Kruyt, B., D.P. van Vuuren, H.J.M. de Vries, and H. Groenenberg. 2009. “Indicators for Energy Security.” Energy Policy 37 (6):2166–2181. doi: 10.1016/j.enpol.2009.02.006.
DOI: https://doi.org/10.1016/j.enpol.2009.02.006
Patton, E., and S.H. Appelbaum. 2003. “The Case for Case Studies in Management Research.” Management Research News 26 (5):60–71. doi: 10.1108/01409170310783484.
DOI: https://doi.org/10.1108/01409170310783484
Sovacool, B.K., and I. Mukherjee. 2011. “Conceptualizing and Measuring Energy Security: a Synthesized Approach.” Energy 36 (8):5343–5355. doi: 10.1016/j.energy.2011.06.043.
DOI: https://doi.org/10.1016/j.energy.2011.06.043
Stolberg, A.G. 2012. How Nation-States Craft National Security Strategy Documents, Strategic Studies Institute Monograph. Carlisle, Pa.: Strategic Studies Institute, U.S. Army War College.
Strumińska-Kutra, M., and I. Koładkiewicz. 2012. “Studium przypadku.” In Badania jakościowe. T. 2, Metody i narzędzia, edited by D. Jemielniak, 1–40. Warszawa: Wydawnictwo Naukowe PWN.
Winzer, C. 2012. “Conceptualizing Energy Security.” Energy Policy 46:36–48. doi: 10.1016/j.enpol.2012.02.067.
DOI: https://doi.org/10.1016/j.enpol.2012.02.067
Yin, R.K. 2009. “Designing Case Studies.” In Research Methods in Management, edited by M. Frenz, K. Nielsen and G. Walters, 185–226. Los Angeles – London: Sage.