@article{PMB_1984____A1_0, author = {Frei, Gunther}, title = {Les nombres convenables de {Leonhard} {Euler}}, journal = {Publications math\'ematiques de la Facult\'e des sciences de Besan\c{c}on. Th\'eorie des nombres}, eid = {1}, pages = {1--62}, publisher = {Universit\'e de Besan\c{c}on}, year = {1984}, doi = {10.5802/pmb.a-37}, language = {fr}, url = {http://archive.numdam.org/articles/10.5802/pmb.a-37/} }