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@article{MAN_1970__185_161965, author = {P.V. VENKATANARASIMHAN}, title = {Semi-Ideals in {Posets.}}, journal = {Mathematische Annalen}, pages = {338--348}, publisher = {mathdoc}, volume = {185}, year = {1970}, zbl = {0182.33902}, url = {http://geodesic.mathdoc.fr/item/MAN_1970__185_161965/} }
P.V. VENKATANARASIMHAN. Semi-Ideals in Posets.. Mathematische Annalen, Tome 185 (1970), pp. 338-348. http://geodesic.mathdoc.fr/item/MAN_1970__185_161965/