A SIMPLE ALTERNATIVE TO DOUBLE GROUPS

[1] BROWN E, 1964, PHYS REV, V133, P1038

[2] Brown E., 1969, SOLID STATE PHYS, V22, P313

[3] Frobenius G, 1906, SITZBER K PREUSS AKA, P186

[4] Hamermesh M., 1962, GROUP THEORY

[5] Koster G. F., 1963, PROPERTIES 32 POINT

[6] KOSTER GF, 1957, SOLID STATE PHYSICS, V5

[7] KOVALEV OV, 1958, SOV PHYS-TECH PHYS, V3, P1071

[8] KOVALEV OV, 1958, ZH TEKH FIZ, V28, P1151

[9] LAX M, SYMMETRY PRINCIPLES

[10] LIUBARSKII GY, 1960, APPLICATION GROUP TH

[1] BROWN E, 1964, PHYS REV, V133, P1038

[2] Brown E., 1969, SOLID STATE PHYS, V22, P313

[3] Frobenius G, 1906, SITZBER K PREUSS AKA, P186

[4] Hamermesh M., 1962, GROUP THEORY

[5] Koster G. F., 1963, PROPERTIES 32 POINT

[6] KOSTER GF, 1957, SOLID STATE PHYSICS, V5

[7] KOVALEV OV, 1958, SOV PHYS-TECH PHYS, V3, P1071

[8] KOVALEV OV, 1958, ZH TEKH FIZ, V28, P1151

[9] LAX M, SYMMETRY PRINCIPLES

[10] LIUBARSKII GY, 1960, APPLICATION GROUP TH