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@article{MZM_1981_30_6_a2, author = {L. P. Vlasov}, title = {Continuity of the metric projection}, journal = {Matemati\v{c}eskie zametki}, pages = {813--818}, publisher = {mathdoc}, volume = {30}, number = {6}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1981_30_6_a2/} }
L. P. Vlasov. Continuity of the metric projection. Matematičeskie zametki, Tome 30 (1981) no. 6, pp. 813-818. http://geodesic.mathdoc.fr/item/MZM_1981_30_6_a2/