Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1977__18_4_a4, author = {Ne\v{s}et\v{r}il, Jaroslav}, title = {Riga $p$-point}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {675--683}, publisher = {mathdoc}, volume = {18}, number = {4}, year = {1977}, mrnumber = {0480042}, zbl = {0367.04006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1977__18_4_a4/} }
Nešetřil, Jaroslav. Riga $p$-point. Commentationes Mathematicae Universitatis Carolinae, Tome 18 (1977) no. 4, pp. 675-683. http://geodesic.mathdoc.fr/item/CMUC_1977__18_4_a4/