%0 Journal Article %A von Westenholz, C. %T On the significance of electromagnetic potentials in the quantum theory %J Annales de l'institut Henri Poincaré. Section A, Physique Théorique %D 1973 %P 353-365 %V 18 %N 4 %I Gauthier-Villars %U http://archive.numdam.org/item/AIHPA_1973__18_4_353_0/ %G en %F AIHPA_1973__18_4_353_0