@article{00650827, title = {Pascal type properties of Betti numbers.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {17}, year = {1994}, pages = {545-552}, doi = {10.1155/S0161171294000797}, zbl = {0809.13010}, language = {en}, url = {http://dml.mathdoc.fr/item/00650827} }
De Alwis, Tilak. Pascal type properties of Betti numbers.. International Journal of Mathematics and Mathematical Sciences, Tome 17 (1994) pp. 545-552. doi : 10.1155/S0161171294000797. http://gdmltest.u-ga.fr/item/00650827/