Paschotta, Rüdiger (February 11, 2005). "Bragg Mirrors". Encyclopedia of Laser Physics and Technology. RP Photonics. doi:10.61835/hac. Retrieved May 1, 2009.
Ghazzal, Mohamed N.; Deparis, Olivier; De Coninck, Joel; Gaigneaux, Eric M. (2013). "Tailored refractive index of inorganic mesoporous mixed-oxide Bragg stacks with bio-inspired hygrochromic optical properties". Journal of Materials Chemistry C. 1 (39): 6202. doi:10.1039/c3tc31178c. ISSN2050-7526.
Paschotta, Rüdiger (February 11, 2005). "Bragg Mirrors". Encyclopedia of Laser Physics and Technology. RP Photonics. doi:10.61835/hac. Retrieved May 1, 2009.
Ghazzal, Mohamed N.; Deparis, Olivier; De Coninck, Joel; Gaigneaux, Eric M. (2013). "Tailored refractive index of inorganic mesoporous mixed-oxide Bragg stacks with bio-inspired hygrochromic optical properties". Journal of Materials Chemistry C. 1 (39): 6202. doi:10.1039/c3tc31178c. ISSN2050-7526.