@article{TM_1975_127_a7,
     author = {V. A. Solonnikov},
     title = {A study of overdetermined elliptic boundary value problems in {K.} {K.~Golovkin's} fractional spaces},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {93--114},
     year = {1975},
     volume = {127},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1975_127_a7/}
}