1. M. V. Kurlenya, V. K. Aksenov, A. V. Leont'ev, and M. B. Ustyugov, Technique of Experimental Stress Determination in Sedimentary Rock [in Russian], Nauka, Novosibirsk (1975).
2. Technique of Monitoring Stresses and Deformations in Rock (in conjunction with scientists of the German Democratic Republic, the Polish People's Republic, and the Czechoslovak SSR; edited by Academician V. V. Rzhevskii [in Russian], Nauka, Leningrad (1978).
3. V. S. Yamshchikov, Methods and Means of Investigating and Monitoring Mined Rock and Mining Processes [in Russian], Nedra, Moscow (1982).
4. N. R. Nadirasvili, Vyvoi ultrazvukovych metod zjistovani napetove deformaznino stava horskeho masivu, Sympos. Hornicku Pribram ve Vede a Technice, Pribram (1973).
5. M. V. Kurlenya and A. V. Leont'ev, Inventor's Certificate No. 368402, “A method of determining stresses in a mass of sedimentary rock, Byull. Izobret., No. 9 (1973).