1. Ishimaru, A., [Electromagnetic wavepropagation, radiation, and scattering], Prentice-Hall (1991).
2. Reconstructing the prevailing meteorological and optical environment during the time of the titanic disaster;Basu,2014
3. Born, M. and Wolf, E., [Principles of optics: electromagnetic theory of propagation, interference and diffraction of light], CUP Archive (2000).
4. Sunset science I The mock mirage
5. Sunset science II A useful diagram