Superstrings, unified theories and cosmology 1988 : Trieste, Italy 27 june - 5 august 1988
editors, G. Ellis ... [et al.].
Singapore : World Scientific, ©1989.
viii, 656 págs. ; cm.
Serie: The ICTP Series in Theoretical Physics, v. 5 0218-0243 ;
ISBN: 9971508508
Incluye referencias bibliográficas e índice.