@article{article9a8c00eb,
title   = {D-Koszul algebras},
author = {Green, Edward L. and Marcos, Eduardo do Nascimento and Martínez-Villa, Roberto and Zhang, Pu},
year = {2004},
doi = {10.1016/j.jpaa.2004.03.012},
journal   = {Journal of Pure and Applied Algebra}
}