CRYSTALLOGRAPHY

On the additional symmetry at the superposition of regular systems of points

E. A. Soldatov, È. A. Kuz'min, K. N. Akatova, V. V. Ilyukhin, N. V. Belov

Scientific-Research Physicotechnical Institute at the Gor'kii State University

UDC: 548.1

Received: 28.06.1982