%0 Journal Article
%A Święch, Andrzej
%T Singular perturbations and optimal control of stochastic systems in infinite dimension: HJB equations and viscosity solutions
%J ESAIM: Control, Optimisation and Calculus of Variations
%D 2021
%V 27
%I EDP-Sciences
%U https://www.numdam.org/articles/10.1051/cocv/2021001/
%R 10.1051/cocv/2021001
%G en
%F COCV_2021__27_1_A8_0