@article{MZM_1992_52_5_a19,
     author = {I. Yu. Chudinovich},
     title = {A remark on the smoothness of solutions of nonstationary boundary equations},
     journal = {Matemati\v{c}eskie zametki},
     pages = {132--135},
     publisher = {mathdoc},
     volume = {52},
     number = {5},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1992_52_5_a19/}
}