%0 Journal Article %A Davies, P. C. W. %T Cosmological event horizons, entropy and quantum particles %J Annales de l'I.H.P. Physique théorique %D 1988 %P 297-306 %V 49 %N 3 %I Gauthier-Villars %U http://archive.numdam.org/item/AIHPA_1988__49_3_297_0/ %G en %F AIHPA_1988__49_3_297_0