@article{SMS_1969-1970__1__A2_0,
     author = {Berstel, Jean},
     title = {Sur des fractions rationnelles particuli\`eres},
     journal = {S\'eminaire Sch\"utzenberger},
     note = {talk:2},
     pages = {1--9},
     publisher = {Secr\'etariat math\'ematique},
     volume = {1},
     year = {1969-1970},
     zbl = {0216.32301},
     mrnumber = {282951},
     language = {fr},
     url = {http://archive.numdam.org/item/SMS_1969-1970__1__A2_0/}
}