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@article{PORMA_1989__46_3_115669, author = {Goossens, Pierre}, title = {Incidence complexes and r-connectedness}, journal = {Portugaliae mathematica}, pages = {259--268}, publisher = {mathdoc}, volume = {46}, number = {3}, year = {1989}, mrnumber = {1021189}, zbl = {0687.05013}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1989__46_3_115669/} }
Goossens, Pierre. Incidence complexes and r-connectedness. Portugaliae mathematica, Tome 46 (1989) no. 3, pp. 259-268. http://geodesic.mathdoc.fr/item/PORMA_1989__46_3_115669/