000 00299nam a2200121Ia 4500
008 240125s9999||||xx |||||||||||||| ||und||
041 _aeng
082 _a537.623
_bN64 PAK
100 _aParks, R.D (Ed.)
_917035
245 0 _aSuperconductivity
260 _bMarce dekker
_aNew York
_c1969
942 _cBK
999 _c28640
_d28640