000 00325nam a2200109Ia 4500
008 240531s9999 xx 000 0 und d
082 _aR 543 0873 PRO
100 _aNULL
245 0 _aPROCEEDINGS of the 37th A.S.M.S conference on mass spectrometry and allied topics
260 _aFlorida
_bMiami Beach
_c1989
942 _cAREF
999 _c326219
_d326219