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@article{MAN_1977__227_162968, author = {Iv. Prodanov}, title = {Some {Minimal} {Group} {Topologies} are {Precompact.}}, journal = {Mathematische Annalen}, pages = {117--126}, publisher = {mathdoc}, volume = {227}, year = {1977}, zbl = {0343.22001}, url = {http://geodesic.mathdoc.fr/item/MAN_1977__227_162968/} }
Iv. Prodanov. Some Minimal Group Topologies are Precompact.. Mathematische Annalen, Tome 227 (1977), pp. 117-126. http://geodesic.mathdoc.fr/item/MAN_1977__227_162968/