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020 _a9789812814999
037 _aEBOOK
040 _aCRL
_beng
_cCRL
041 _aeng
_2eng
084 _qCRL
100 _aLopuszanski Jan
_9964815
245 0 _aInverse Variational Problem in Classical Mechanics, The
260 _bWorld Scientific
260 _bWSPC
260 _c1999
650 _aMathematics
_9964816
856 _uhttps://www.worldscientific.com/worldscibooks/10.1142/4309#t=toc
942 _cEBOOK
999 _c1546896
_d1546896