000
00243nam a2200109Ia 4500
008
191031s9999 xx 000 0 und d
245
0
_a
Methods in Enzymology Vol. 61 pt.H.
260
_b
AP
260
_c
1979
365
_b
460.8
942
_c
BK
999
_c
208543
_d
208543