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@article{MZM_1989_46_1_a5, author = {O. G. Okunev}, title = {Weak topology of an associated space and $t$-equivalence}, journal = {Matemati\v{c}eskie zametki}, pages = {53--59}, publisher = {mathdoc}, volume = {46}, number = {1}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1989_46_1_a5/} }
O. G. Okunev. Weak topology of an associated space and $t$-equivalence. Matematičeskie zametki, Tome 46 (1989) no. 1, pp. 53-59. http://geodesic.mathdoc.fr/item/MZM_1989_46_1_a5/