@article{RM_1980_35_5_a1,
     author = {L. R. Volevich and S. G. Gindikin},
     title = {The method of energy estimates in mixed problems},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {57--137},
     publisher = {mathdoc},
     volume = {35},
     number = {5},
     year = {1980},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1980_35_5_a1/}
}