1. Allaev, K.R., Sovremennaya energetika i perspektivy ee razvitiya (Modern Energy and Prospects for Its Development), Tashkent: Fan, 2021.
2. Allayev, K.R. and Avezova, N.R., Hydrogen—the future of power engineering for the world and Uzbekistan, Appl. Sol. Energy, 2021, vol. 57, no. 2, pp. 575–583.
3. Khlopov, O.A., International energy security: Problems and threats, Vestn. Ross. Gos. Gumanit. Univ., 2014, pp. 62–73.
4. Marusek, D., Removing difficult-to-ferment ballast from corn silage to accelerate biogas production, Ind. Urozhai Prod., 2013, no. 44, pp. 253–257.
5. Bushuev, V.V., Voropai, N.I., Senderov, S.M., and Saenko, V.V., On the energy security doctrine of the Russian Federation, Ekon. Regiona, 2012, no. 2, pp. 40–50.