TY - JOUR AU - Goyal, I. AU - Gallawa, R. AU - Ghatak, A. C2 - Journal of Lightwave Technology DA - 1993-10-01 00:10:00 LA - en M1 - LT-11 PB - Journal of Lightwave Technology PY - 1993 TI - Improved Variational Analysis of Inhomogeneous Optical Waveguides Using Airy Functions ER -