1. Sagomonyan, A.Ya., Pronikanie (Penetration), Moscow: Mosk. Gos. Univ., 1974.
2. Pavlov, V.A., Kiparisov, S.S., and Shcherbina, V.V., Obrabotka davleniem poroshkov tsvetnykh metallov (Pressure of Non-Ferrous Metal Powders), Moscow: Metallurgiya, 1977.
3. Belov, S.V., Poristye metally v mashinostroenii (Porous Metals in Machine Engineering), Moscow: Mashino-stroenie, 1976.
4. Cherkasov, I.I. and Shvarev, V.V., Grunt Luny (The Ground of the Moon), Moscow: Nauka, 1975.
5. Babkov, V.F. and Gerburt-Geibovich, A.V., Osnovy gruntovedeniya i mekhaniki gruntov (Fundamentals of Soils Science and Soil Mechanics), Moscow: Vysshaya Shkola, 1964.