@article{CM_1980__40_1_69_0, author = {Joseph, A.}, title = {Towards the {Jantzen} conjecture. {II}}, journal = {Compositio Mathematica}, pages = {69--78}, publisher = {Sijthoff et Noordhoff International Publishers}, volume = {40}, number = {1}, year = {1980}, zbl = {0424.17005}, mrnumber = {558258}, language = {en}, url = {http://www.numdam.org/item/CM_1980__40_1_69_0/} }