@article{ZNSL_1980_96_a23,
     author = {V. Ya. Rivkind},
     title = {On an estimate of an error in approximate methods of calculation of viscous non-compressible flows with a~free boundary},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {247--254},
     publisher = {mathdoc},
     volume = {96},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1980_96_a23/}
}