@article{article9a8f6df2,
title   = {UV optical absorption spectra analysis of beryl crystals from Brazil},
author = {Isotani, Sadao and Blak, Ana Regina and Watanabe, Shigueo},
year = {2010},
doi = {10.1016/j.physb.2009.12.029},
journal   = {Physica B-Condensed Matter}
}