1. T. Tamir (ed.): Integrated Optics, 2nd edn., Topics Appl. Phys., Vol.7 (Springer, Berlin, Heidelberg 1979)
2. S.E. Miller, A.G. Chynoweth: Optical Fiber Communications (Academic, New York 1979) Chap. 1
3. OSA Topical Meeting on Integrated Optics — Guided Waves, Materials and Devices, Las Vegas, NV (1972)
4. OSA Topical Meeting on Integrated Optics — Guided Waves, Materials and Devices, Las Vegas, NV (1974)
5. R.D. Maurer: Properties of research fibers for optical communications. OSA Topical Meeeting on Integrated Optics, New Orleans, LA (1974)