@article{article4acef67e,
title   = {The Grothendieck group of the category of modules of finite projective dimension over certain weakly triangular algebras},
author = {Marcos, Eduardo do Nascimento and Merklen Goldschmidt, Hector Alfredo and Platzeck, Maria I},
year = {2000},
doi = {10.1080/00927870008826901},
journal   = {Communications in Algebra}
}