000
00290nam a2200121 4500
008
160616s 000 0
245
_a
Positive operators
100
_a
Aliprantis, Charalambos D
100
_a
Burkinshaw, Owen
500
_a
B43 M53
942
_c
BK
_2
BK3093
080
_a
517.98 ALI
999
_c
3093
_d
3093