00409nam a2200145Ia 4500008004100000020001800041082001500059100002000074245006300094250000800157260001700165300001200182600003300194650003600227241115s9999    xx            000 0 und d  a0-534-91568-X  a515.35 ZIL  aZill, Dennis G. 2aA First Course in Differential Equations with Applications  a4th  aBostonc1989  axii,540  aHumanities & Natural Science  aHumanities and Natural sciences