On the Cohen-Macaulayness of the coordinate ring of certain projective monomial curves. Molinelli, S.; Patil, D.P.; Tamone, G. — 1999 Beiträge zur Algebra und Geometrie
On the Cohen-Macaulayness of the associated graded ring of certain monomial curves. Molinelli, S.; Patil, D.P.; Tamone, G. — 1998 Beiträge zur Algebra und Geometrie