1. Brady, D.J.: Refractive index control. US Patent 20040017991 (2004)
2. Chalmers, S.A., Killeen, K.P., Lear, K.L.: Method of deposition by molecular beam epitaxy, US Patent 5379719 (1995)
3. Dainese, M., Swilla, M., Thylen, L., Qiu, M., Wosinski, L., Jaskorrynska, B.: Narrow band coupler based on one-dimensional Bragg reflection waveguide, paper MF39, Opt. Fib. Comm. Conf. OFC (2003)
4. Dainese M., Swillo M., Wosinski L. and Thylen L. (2006). Directional coupler wavelength selective filter based on dispersive Bragg reflection waveguide. Opt. Commun. 260: 514–521
5. Dasgupta, S., Ghatak, A., Pal, B.P.: Analysis of Bragg reflection waveguide with finite cladding: An accurate matrix method formulation. Proc. Photonics-2006. India, paper Thc4 (2006)