1969

15. Postnikov V.S., Pavlov V.S., Gridnev S.A., Turkov S.K., Shuvalov L.A. Relaxation internal friction in ferroelectric ceramics // Izv. AN SSSR, Ser.Fiz., 1969, v. 33, N 7, p. 1200-1203.
16. Gridnev S.A., Darinskii B.M., Postnikov V.S. Internal friction in ferroelectric ceramics with perovskite structure // Izv. AN SSSR, Ser.Fiz., 1969, v. 33, N 7, p.1187-1194.
17. Postnikov V.S., Pavlov V.S., Gridnev S.A. A study of internal friction of polycrystalline lead zirconate-titanate // Proc. of Erevan state univ., 1969, N 1, . 48-53. (in Russian)
18. Postnikov V.S., Pavlov V.S., Gridnev S.A., Glozman I.A., Bessonova E.N. Investigation of elastic properties of piezoceramic materials // Electronic technique, Ser.9- Radiocomponents, 1969, N 3, p. 103-110. (in Russian)
19. Postnikov V.S., Pavlov V.S., Gridnev S.A., Turkov S.K., Glozman I.A. Internal friction and conductivity of ferroelectric ceramic materials // Electronic technique, Ser.9- Radiocomponents, 1969, N 3, p.111-118. (in Russian)
20. Gridnev S.A., Darinskii B.M., Postnikov V.S. Internal friction at phase transitions in ferroelectric ceramics // Fiz.Khim.Obrab.Mater., 1969, N 5, p. 99-104. (in Russian)
21. Postnikov V.S., Gridnev S.A., Pavlov V.S. Elastic anomalies in the vicinity of phase transition of polycrystalline ferroelectrics / In book: Ultrasonic. - Vilnius: Mintis, 1969, p.95-101. (in Russian)