@article{MSH_1971__35__31_0,
     author = {Boasson, Luc and Nivat, Maurice},
     title = {Transductions et familles de langages},
     journal = {Math\'ematiques et sciences humaines},
     pages = {31--37},
     publisher = {Ecole Pratique des hautes \'etudes, Centre de math\'ematique sociale et de statistique},
     volume = {35},
     year = {1971},
     mrnumber = {299422},
     zbl = {0245.68018},
     language = {fr},
     url = {http://www.numdam.org/item/MSH_1971__35__31_0/}
}