@article{SM_2002_193_7_a1,
     author = {D. I. Borisov},
     title = {Boundary-value problem in a~cylinder with  frequently changing  type of boundary},
     journal = {Sbornik. Mathematics},
     pages = {977--1008},
     publisher = {mathdoc},
     volume = {193},
     number = {7},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2002_193_7_a1/}
}