TY - JOUR AU - J. Guo AU - Alan Gallagher AU - John Cooper BT - Optics Communications DA - 11/1996 DO - 10.1016/0030-4018(96)00292-1 PY - 1996 SP - 219 EP - 222 T2 - Optics Communications TI - Lorentz-Lorenz shift in an inhomogeneously broadened medium VL - 131 SN - 00304018 ER -