00318nam a2200121Ia 4500008004100000020001800041082001500059100002300074245003600097250000900133260003900142300001500181190710s9999    xx            000 0 und d  a81-219-0893-0  a515.35 R13  aRaisinghania, M.D. 0aAdvanced differential equations  a14th  aNew DelhibS. Chand & Co Ltdc2011  axxxii,1297