TY - JOUR AU - Kerner, Richard TI - Approximate mass formula for mesons : a model with quarks interacting by means of the Yang-Mills field JO - Annales de l'institut Henri Poincaré. Section A, Physique Théorique PY - 1975 SP - 379 EP - 388 VL - 23 IS - 4 PB - Gauthier-Villars UR - http://www.numdam.org/item/AIHPA_1975__23_4_379_0/ LA - en ID - AIHPA_1975__23_4_379_0 ER -