Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{CMH_1960__34_139182, author = {H.L. Royden}, title = {On a {Class} of {Null-Bounded} {RIEMANN} {Surfaces.}}, journal = {Commentarii mathematici Helvetici}, pages = {52--66}, publisher = {mathdoc}, volume = {34}, year = {1960}, zbl = {0113.05702}, url = {http://geodesic.mathdoc.fr/item/CMH_1960__34_139182/} }
H.L. Royden. On a Class of Null-Bounded RIEMANN Surfaces.. Commentarii mathematici Helvetici, Tome 34 (1960), pp. 52-66. http://geodesic.mathdoc.fr/item/CMH_1960__34_139182/