@article{MSH_1984__85__57_0,
     author = {Wille, Rudolf},
     title = {Sur la fusion des contextes individuels},
     journal = {Math\'ematiques et sciences humaines},
     pages = {57--71},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {85},
     year = {1984},
     mrnumber = {749848},
     zbl = {0571.06008},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1984__85__57_0/}
}