00363nam 2220849 450000100060000000300230000600500090002900800410003808200080007910000430008726000610013030000080019124500320019920849StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a119 aMohammed Mahgoub Ali Radman AL-Shamiri bUniversity Minufiya /Faculty of Science/Depa Math c2008 a134 aA Study on Graphs and Knots