Helfrich W Ed. Proceeding on Liquid crystals of one-and two-dimensional order Helfrich W Ed.; Heppke G Ed. - Berlin Springer-Verlag 1980 - xii, 416p. cm. - Springer Series in Chemical Physics . Standard No.: 26390 Source: Textual Dewey Class. No.: C2160t5p55,N80, M0