01433nam a2200385 i 450099100089011970753620020507102830.0940322s1991 de ||| | eng b10144031-39ule_instLE00638644ExLDip.to Fisicaita53.1.453.1.553.1.3653.1.562510.20510.53516.3'6QC20.7International Conference on differential geometric methods in theoretical physics461648Differential geometric methods in theoretical physics :proceedings of the 19th International Conference held in Rapallo, Italy, 19-24 June 1990 /edited by C. Bartocci, U. Bruzzo, R. CianciBerlin :Springer-Verlag,1991xix, 401 p. ;25 cm.Lecture notes in physics / edited by J. Ehlers...[et al.] ;375GeometryMathematical physicsBartocci, ClaudioBruzzo, U.Cianci, R..b1014403117-02-1727-06-02991000890119707536LE006 510.50/510.53 ARA12006000098229le006-E0.00-l- 00000.i1017137x27-06-02Differential geometric methods in theoretical physics186292UNISALENTOle00601-01-94ma -engde 01