Mușinschi, Lidia, and Victor Pricop. 2026. “The Ordinary Hilbert Series for Sibirsky Graded Algebras of the Differential System s(5,7)”. Acta Et Commentationes Exact and Natural Sciences 21 (1), 117-23. https://doi.org/10.36120/2587-3644.v21i1.117-123.