Kinzebulatov, D., & A. Semënov, Y. (2020). On the theory of the Kolmogorov operator in the spaces $L^p$ and $C_\infty$. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, 21(special, 1-2), 1573-1647. https://doi.org/10.2422/2036-2145.201810_004