000
00313nam a2200109Ia 4500
008
220204s9999 xx 000 0 und d
082
_a
547.9
_b
PRO.21
245
0
_a
Progress in the chemistry of organic natural products. V 21
260
_a
Wien
_b
Springer Verlag
_c
1963
650
_a
Rubber biosynthesis
942
_c
BK
999
_c
25757
_d
25757