Bergman, S., & Schiffer, M. (1953). Kernel functions and elliptic differential equations in mathematical physics. New York: Academic Press.
Παραπομπή Chicago StyleBergman, Stefan, and M. Schiffer. Kernel Functions and Elliptic Differential Equations in Mathematical Physics. New York: Academic Press, 1953.
Παραπομπή MLABergman, Stefan, and M. Schiffer. Kernel Functions and Elliptic Differential Equations in Mathematical Physics. New York: Academic Press, 1953.
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