1. La série de Poincaré-Betti d’une algèbre graduée de type fini à une relation est rationnelle;Backelin, Jörgen;C. R. Acad. Sci. Paris S\'{e}r. A-B,1978
2. Graded algebras;Govorov, V. E.;Mat. Zametki,1972
3. The dimension of graded algebras;Govorov, V. E.;Mat. Zametki,1973
4. The Hilbert series of some graded algebras and the Poincaré series of some local rings;Kobayashi, Yuji;Math. Scand.,1978
5. Relations between Poincaré-Betti series of loop spaces and of local rings;Roos, Jan-Erik,1979