00374nam a2200121Ia 4500008004100000082003400041100001600075100002100091245009300112260002900205300001000234650000800244060110s9999    xx            000 0 und d  a539bDAS/M            aDASS, Tulsi  aSHARMA, Satish K  aMathematical methods in classical and quantum physicscBy Tulsi Dass and Satish K Sharma  bUniversities Pressc1998  a703p.  a539