00268nam a2200121Ia 450000500170000000800410001704100080005808200130006610000180007924500210009726000190011830000090013720260720174729.0260720s1987    xx            000 0 und d  aeng  a530 TUKP  aTurk Jonathan  aPhysical Science  aNew Yorkc1987  a629p