%0 Journal Article %A Matsui, Taku %T Explicit formulas for correlation functions of ground states of the 1 dimensional XY model %J Annales de l'I.H.P. Physique théorique %D 1986 %P 49-59 %V 45 %N 1 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPA_1986__45_1_49_0/ %G en %F AIHPA_1986__45_1_49_0