Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MMO_1974_30_a3, author = {V. K. Bel'nov}, title = {Some theorems on metric extensions}, journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva}, pages = {115--137}, publisher = {mathdoc}, volume = {30}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MMO_1974_30_a3/} }
V. K. Bel'nov. Some theorems on metric extensions. Trudy Moskovskogo matematičeskogo obŝestva, Trudy Moskovskogo Matematicheskogo Obshchestva, Tome 30 (1974), pp. 115-137. http://geodesic.mathdoc.fr/item/MMO_1974_30_a3/