Analytic results for decays of color singlets to gg and final states at NNLO QCD with the nested soft-collinear subtraction schemeFabrizio Caola, Kirill Melnikov and Raoul RöntschEur. Phys. J. C, 79 12 (2019) 1013DOI: https://doi.org/10.1140/epjc/s10052-019-7505-x