Renardy, M., & Rogers, R. C. (1993). An introduction to partial differential equations. New York: Springer.
Παραπομπή Chicago StyleRenardy, Michael, and Robert C. Rogers. An Introduction to Partial Differential Equations. New York: Springer, 1993.
Παραπομπή MLARenardy, Michael, and Robert C. Rogers. An Introduction to Partial Differential Equations. New York: Springer, 1993.
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