Elsner, Franz Physical Cosmology, MPI for Astrophysics, Max Planck Society;
Elsner, F., Leistedt, B., & Peiris, H. V. (2017). Unbiased pseudo-Cℓ power spectrum estimation with mode projection. Monthly Notices of the Royal Astronomical Society, 465(2), 1847-1855. doi:10.1093/mnras/stw2752.