%0 Journal Article %A Dias, João-Paulo %A Figueira, Mário %T The simplified Wheeler-Dewitt equation : the Cauchy problem and some spectral properties %J Annales de l'I.H.P. Physique théorique %D 1991 %P 17-26 %V 54 %N 1 %I Gauthier-Villars %U http://archive.numdam.org/item/AIHPA_1991__54_1_17_0/ %G en %F AIHPA_1991__54_1_17_0