Hackbusch, W. (1992). Elliptic differential equations: Theory numerical treatment. Springer.
Chicago-čujuhus (17. p.)Hackbusch, Wolfgang. Elliptic Differential Equations: Theory Numerical Treatment. New York: Springer, 1992.
MLA-čujuhus (9. p.)Hackbusch, Wolfgang. Elliptic Differential Equations: Theory Numerical Treatment. Springer, 1992.
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