FEDOROV F. I., . (1968). Theory of elastic waves in crystals. [s.l.]: [s.n.].
FEDOROV FEDOR IVANOVICH, . 1968. Theory of elastic waves in crystals. [s.l.]: [s.n.].
FEDOROV FEDOR IVANOVICH, . Theory of elastic waves in crystals. [s.l.]: [s.n.]. 1968.