Klassen-Nekliudova M. V., . (1964). Mechanical twinning of crystals. [s.l.]: [s.n.].
Klassen-Nekliudova M V, . 1964. Mechanical twinning of crystals. [s.l.]: [s.n.].
Klassen-Nekliudova M V, . Mechanical twinning of crystals. [s.l.]: [s.n.]. 1964.