00936nam a2200277 i 450099100097685970753620020507104640.0970225s1986 ||| ||| | eng b1015632x-39ule_instLE00640066ExLDip.to Fisicaita53.3.11510.53530.1'43QC174.45Percacci, Roberto49777Geometry of nonlinear field theories /Roberto PercacciSingapore :World Scientific,1986x, 255 p. :ill. ;24 cm.Geometry, differential.b1015632x21-09-0627-06-02991000976859707536LE006 53.3.11 PER12006000049467le006-E0.00-l- 00000.i1018884827-06-02Geometry of nonlinear field theories187305UNISALENTOle00601-01-97ma -engxx 01