@article{article3ae73a39,
title   = {Titanium impurities in silicon, diamond, and silicon carbide},
author = {Assali, Lucy Vitoria Credidio and Machado, Wanda Valle Marcondes and Justo Filho, João Francisco},
year = {2004},
doi = {10.1590/s0103-97332004000400016},
journal   = {Brazilian Journal of Physics}
}