@Article{ LunPal20, author = { Lunardi, Alessandra and Pallara, Diego }, title = { Ornstein-Uhlenbeck semigroups in infinite dimension }, journal = { Philos. Trans. R. Soc. Lond. Ser. A Math. Phys. Eng. Sci. }, year = { 2020 }, volume = { 378 }, pages = { 620-638 }, URL = { http://cvgmt.sns.it/paper/4721/ }, note = { cvgmt preprint} }