A. K. Ghatak

Accurate method for characterising single-mode fibres: theory and experiment

Krishna Thyagarajan, R. Srivastava, A. K. Ghatak, 1983 .

Loss calculations in bent multimode optical waveguides

John D. Love, J. Love, A. Ghatak, 1979 .

introduction to lattice dynamics

L. S. Kothari, A. Ghatak, A. K. Ghatak, 1972 .

Perturbation theory of optical fibres with power-law core profile

R. A. Sammut, A. Ghatak, R. Sammut, 1978 .

Fiber spot size: a simple method of calculation

I. C. Goyal, A. K. Ghatak, R. L. Galawa, 1993 .