00959nam a2200289 i 450099100107136970753620020507110117.0970308s1977 uk ||| | eng b10169532-39ule_instLE00641644ExLDip.to Fisicaita52.9.51253.1.5523.1'0151QB981Landsberg, Peter Theodore40386Mathematical cosmology :an introduction /P.T. Landsberg and D.A. EvansOxford :Clarendon Press,1977x, 309 p. :ill. ;24 cm.CosmologyEvans, D.A..b1016953221-09-0627-06-02991001071369707536LE006 52.9.51 LAN12006000027540le006-E0.00-l- 00000.i1020690527-06-02Mathematical cosmology188416UNISALENTOle00601-01-97ma -enguk 01