Beam Stability Control in Optical Waveguides Subject to Statistical Variations. - John E. Spence; James C. Daly (IEEE Trans. Commun., 1973)

Optical Waveguides with Noninteracting Beam-Slope Stabilizers. - Steven C. Nardone; James C. Daly; John E. Spence (IEEE Trans. Commun., 1975)