@article{articlef0fa256f,
title   = {Applications of the rietveld method to quantify the crystalline phases of portland cement clinker doped with nickel and chromium},
author = {Ferreira, Andréa Vidal and Righi, Arlete and Araujo, Fernando Gabriel Silva and Espinosa, Denise Crocce Romano and Tenório, Jorge Alberto Soares},
year = {2008},
doi = {10.1154/1.2903487},
journal   = {Powder Diffraction}
}