@article{AFST_2007_6_16_3_591_0,
     author = {Ferdaous Kellil and Guy Rousseau},
     title = {Op\'erateurs invariants sur certains immeubles affines de rang 2},
     journal = {Annales de la Facult\'e des sciences de Toulouse : Math\'ematiques},
     pages = {591--610},
     publisher = {Universit\'e Paul Sabatier, Institut de Math\'ematiques},
     address = {Toulouse},
     volume = {6e s{\'e}rie, 16},
     number = {3},
     year = {2007},
     doi = {10.5802/afst.1160},
     mrnumber = {2379053},
     language = {fr},
     url = {https://afst.centre-mersenne.org/articles/10.5802/afst.1160/}
}