TY  - SER
ED  -  Leningrad University.
TI  -  Becthnk
SN  -  0132-462
U1  -  307.1147 
PY  - 1960///-
CY  -  [s.n] : 
PB  -  [s.l], 
N1  -  Latest issue consulted: No. 23 (1975)
ER  -