1.
Partial Differential Equations - Y.V. Egorov - Hardcover
by Egorov, Y. V., Shubin, M. A...
ISBN: 9783540520016
List Price: $139.00
2.
Foundations of the Classical Theory of Partil Differential Equations
by Egorov, Y. V., Shubin, M. A...
ISBN: 9783540638254
List Price: $89.95