@article{article6f862010,
title   = {Hyperbolicity of semigroup algebras II},
author = {Iwaki, Edson Ryoji Okamoto and Jespers, E and Juriaans, Orlando Stanley and Souza Filho, Antônio Calixto de},
year = {2010},
doi = {10.1142/S0219498810004270},
journal   = {Journal of Algebra and Its Applications}
}