@article{10_4064_cm92_2_5,
     author = {R. M. Aquino and E. L. Green and E. N. Marcos},
     title = {Koszul and {quasi-Koszul
algebras} obtained by tilting},
     journal = {Colloquium Mathematicum},
     pages = {197--224},
     publisher = {mathdoc},
     volume = {92},
     number = {2},
     year = {2002},
     doi = {10.4064/cm92-2-5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm92-2-5/}
}