Shubnikov, Aleksei Vasil'evich- Symmetry in science and art / A. V. Shubnikov and V. A. Koptsik. - New York : Plenum Press, 1974 - 420 p. : ill. ; 24 cm. includes index ISBN: 0306307596 LCCN: 73-81093 Subjects--Topical Terms: Symmetry