%0 Journal Article %A Frigerio, Alberto %T Quasi-local observables and the problem of measurement in quantum mechanics %J Annales de l'institut Henri Poincaré. Section A, Physique Théorique %D 1974 %P 259-270 %V 21 %N 3 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPA_1974__21_3_259_0/ %G en %F AIHPA_1974__21_3_259_0