000
00251nam a2200109Ia 4500
008
161118s2016 xx 000 0 und d
100
_a
IBPGR/CGN
245
0
_a
Discriptors for Beta
260
_a
Rome
_b
The Author
_c
1991
300
_a
37 p
942
_2
ddc
999
_c
43198
_d
43198