Khatri, Rishi Cosmology, MPI for Astrophysics, Max Planck Society;
Sunyaev, Rashid A. High Energy Astrophysics, MPI for Astrophysics, Max Planck Society;
Khatri, R., & Sunyaev, R. A. (2012). Creation of the CMB spectrum: precise analytic solutions for the blackbody photosphere. Journal of Cosmology and Astroparticle Physics, (6): 038, pp. 1-27. doi:10.1088/1475-7516/2012/06/038.