Danilin, A. R. Asymptotics of the solution of a singular optimal distributed control problem in a convex domain. (English. Russian original) Zbl 06908526 Proc. Steklov Inst. Math. 300, Suppl. 1, S72-S87 (2018); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 22, No. 4, 128—142 (2016). MSC: 35 49