Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1970__29_2_115115, author = {Chew, James}, title = {Topological groupoids whose elements have}, journal = {Portugaliae mathematica}, pages = {113--118}, publisher = {mathdoc}, volume = {29}, number = {2}, year = {1970}, mrnumber = {0285657}, zbl = {0216.34204}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1970__29_2_115115/} }
Chew, James. Topological groupoids whose elements have. Portugaliae mathematica, Tome 29 (1970) no. 2, pp. 113-118. http://geodesic.mathdoc.fr/item/PORMA_1970__29_2_115115/