@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},
     mrnumber = {558258},
     zbl = {0424.17005},
     language = {en},
     url = {http://www.numdam.org/item/CM_1980__40_1_69_0/}
}