@article{95011,
author = {Ulf Griesmann and J Burnett and R Gupta},
title = {Absolute Refractive Indices and Thermal Coefficients of CaF2, SrF2, BaF2, and LiF Near 157 nm},
year = {2002},
month = {2002-05-01},
publisher = {Applied Optics},
language = {en},
}