00356nam 2221678 450000100060000000300230000600500090002900800410003802000140007910000230009326000450011630000120016124500510017321678StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a1994-7607 aYarmouk University bIrbid(JORDAN): Yarmouk University c2008 a61-111p aJordan Journal of Physics / Yarmouk University