@article{ZNSL_1989_171_a0,
     author = {A. A. Arkhipova and N. N. Uraltseva},
     title = {On the existence of smooth solutions for parabolic sistems with convex constraints on the boundary},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--11},
     publisher = {mathdoc},
     volume = {171},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1989_171_a0/}
}