000
00277nam a22001217a 4500
003
OSt
008
231229b |||||||| |||| 00| 0 eng d
082
_a
P015.47
_b
R98
245
_a
Russian scientific and technical publication
260
_c
1979
300
_a
5
942
_2
ddc
_c
BK
999
_c
35308
_d
35308