000 00347nam a2200121Ia 4500
008 160509s9999 xx 000 0 und d
020 _a0036-8075
100 _aScience
245 _aScience : 1988 : Volume 239(Feb-Mar) : Shelf 16.5
260 _bThe American Association for the Advancement of Science
_c1988
300 _a1574p.
650 _aScience
999 _c4562
_d4562