@article{article5467fca6,
title   = {Growth and characterization of single crystal fiber with controlled concentration gradient in GdTa'O IND. 4'-ErTa'O IND. 4' system},
author = {Silva, R. A. and Tirao, G. and Cusatis, C. and Andreeta, José Pedro},
year = {2006},
journal   = {Journal of Crystal Growth}
}