00331nam a2200097Ia 4500008004100000082001700041100002200058245008600080260005700166300001000223060110s9999    xx            000 0 und d  a515.35 SIM/D  aSimmons, George F  aDifferential equations with applications and historical notes /cGeorge F Simmons  bTata Mc Graw Hill Publishing Company Limited,c1974.  a465p.