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@article{TM_2006_255_a2, author = {H. Begehr and Vu Thi Ngoc Ha and Zh. Zhang}, title = {Polyharmonic {Dirichlet} {Problems}}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {19--40}, publisher = {mathdoc}, volume = {255}, year = {2006}, language = {en}, url = {http://geodesic.mathdoc.fr/item/TM_2006_255_a2/} }
H. Begehr; Vu Thi Ngoc Ha; Zh. Zhang. Polyharmonic Dirichlet Problems. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Function spaces, approximation theory, and nonlinear analysis, Tome 255 (2006), pp. 19-40. http://geodesic.mathdoc.fr/item/TM_2006_255_a2/