00748nam a2200169Ia 4500008004100000082001900041100002700060245015600087260003700243300002000280490004800300490003600348700004000384942001200424952012500436999001700561260320b        |||||||| |||| 00| 0 eng d  a530.1bL579.GC  aLeon, Manuel De920066  aGeneralized classical mechanics and field theory; a geometrical approach of Lagrangian and Hemiltonian formalisms involving higher order derivativesb/  aAmsterdam:bNorth-Holland,c1985  axv, 289p. Index  aNorth-Holland Mathematics studies v v. 112  aNotas de Mathematica v no. 102  aRodrigues, Paulo R.eauthor.920067  2ddccBK  0010406530_100000000000000_L579_GC70920083aISIbISId1998-10-09l0o530.1 L579.GCpDP20213r2019-02-14 00:00:00yBK  c16431d16431