%0 Journal Article %A Kerner, Richard %T Approximate mass formula for mesons : a model with quarks interacting by means of the Yang-Mills field %J Annales de l'institut Henri Poincaré. Section A, Physique Théorique %D 1975 %P 379-388 %V 23 %N 4 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPA_1975__23_4_379_0/ %G en %F AIHPA_1975__23_4_379_0