Voir la notice de l'article provenant de la source University of Lodz Repository
@article{AULFM_1989_03_a9, author = {Cel, Jaros{\l}aw}, title = {\"Uber die diophantische {Gleichung} x^9+y^9=2^nz^2}, journal = {Acta Universitatis Lodziensis. Folia Mathematica}, publisher = {mathdoc}, volume = {03}, year = {1989}, language = {de}, url = {http://geodesic.mathdoc.fr/item/AULFM_1989_03_a9/} }
Cel, Jarosław. Über die diophantische Gleichung x^9+y^9=2^nz^2. Acta Universitatis Lodziensis. Folia Mathematica, Tome 03 (1989). http://geodesic.mathdoc.fr/item/AULFM_1989_03_a9/