Quantum gravity and cosmology : proceedings of the XXII GIFT International Seminar on Theoretical Physics, Sant Feliudu Guixols, Catalonia, Spain, 3-8 June 1991 - Perez-Mercader, Juan; Sola, Joan; Verdaguer, Enric; GIFT International Seminar on Theoretical Physics (12th : 1991 : Catalonia, Spain) (Singapore : World Scientific, 1992)
Keywords: Quantum gravity -- Congresses; Cosmology -- Congresses