Citation for Spherical Harmonic Spectral Estimation on Arbitrary Grids

Cavanaugh, N. R., O’Brien, T. A., Collins, W. D., & Skamarock, W. C. (2017). Spherical Harmonic Spectral Estimation on Arbitrary Grids. Monthly Weather Review, 145(8), 3355–3363. https://doi.org/10.1175/mwr-d-16-0259.1