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@article{NSJOM_2014_44_1a_0, author = {Achille Achache}, title = {Join-closed subsets of an ordered set. {Unicity} of the join-basis}, journal = {Novi Sad Journal of Mathematics}, pages = {1-7}, publisher = {mathdoc}, volume = {44}, number = {1}, year = {2014}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2014_44_1a_0/} }
Achille Achache. Join-closed subsets of an ordered set. Unicity of the join-basis. Novi Sad Journal of Mathematics, Tome 44 (2014) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_2014_44_1a_0/