000 00299nam a2200133Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e1837
_aMAIN
041 _aEnglish
082 _a548.81 W971C
100 _aWyckoff, Ralph W G
245 0 _aCrystal structure
260 _c1969
942 _cBK
999 _c184842
_d184842