01020nam a2200313 i 450099100130946970753620020507114210.0970307s1973 us ||| | eng 0915692042b10202651-39ule_instLE00645615ExLDip.to Fisicaita53.1.52510(06)510.53530.1'1QC173.6Hermann, Robert346495Topics in general relativity /Robert HermannBrookline, MA :Math Sci Press,c1973vi, 163 p. ;21 cm.Interdisciplinary mathematics ;5General relativity (Physics).b1020265117-02-1727-06-02991001309469707536LE006 510(021) HER12006000018531le006-E0.00-l- 00000.i1025051727-06-02Topics in general relativity192565UNISALENTOle00601-01-97ma -engus 01