TY - JOUR AU - Gupta, R AU - Burnett, John AU - Griesmann, U AU - Walhout, M C2 - Applied Optics DA - 1998-01-01 LA - en M1 - 37 PB - Applied Optics PY - 1998 TI - Absolute refractive indices and thermal coefficients of fused silica and calcium fluoride near 193 nm ER -