Ejdel'man, S.D. books & textbook
Partial Differential Equations VI: Elliptic and Parabolic Operators (Encyclopaedia of Mathematical Sciences)
Egorov, Yu.V. Shubin, M.A. Capinski, M. Cooke, R. Agranovich, M.S. Ejdel'man, S.D. Levendorskij, S.Z. Paneah, B.
Springer /2010-12-01 Paperback / 332 Pages
isbn-10: 3642081177 / isbn-13: 9783642081170