Shargorodsky, E.M. books & textbook
Partial Differential Equations IX: Elliptic Boundary Value Problems (Encyclopaedia of Mathematical Sciences)
Agranovich, M.S. Egorov, Yuri Shubin, M.A. Agranovich, M.S. Brenner, A.V. Plamenevskij, B.A. Shargorodsky, E.M.
Springer /2010-12-01 Paperback / 291 Pages
isbn-10: 364208169X / isbn-13: 9783642081699