Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{RCM_1980__14_181695, author = {Osvaldo Marrero}, title = {A {Conjecture} {Concerning} {The} {Existence} {Of} {Certain} {Combinatorial} {Designs.}}, journal = {Revista colombiana de matematicas}, pages = {95--100}, publisher = {mathdoc}, volume = {14}, year = {1980}, zbl = {0463.05018}, url = {http://geodesic.mathdoc.fr/item/RCM_1980__14_181695/} }
Osvaldo Marrero. A Conjecture Concerning The Existence Of Certain Combinatorial Designs.. Revista colombiana de matematicas, Tome 14 (1980), pp. 95-100. http://geodesic.mathdoc.fr/item/RCM_1980__14_181695/