Παραπομπή APA

Schwabik, S., Tvrdy, M., Vejvoda, O., & Tvrdy, M. (1979). Differential and integral equations: Boundary value problems and adjoints. Dordrecht: Boston : R. Reidel Pub. Co..

Παραπομπή Chicago Style

Schwabik, Stefan, Milan Tvrdy, Otto Vejvoda, and Milan Tvrdy. Differential and Integral Equations: Boundary Value Problems and Adjoints. Dordrecht: Boston : R. Reidel Pub. Co., 1979.

Παραπομπή MLA

Schwabik, Stefan, Milan Tvrdy, Otto Vejvoda, and Milan Tvrdy. Differential and Integral Equations: Boundary Value Problems and Adjoints. Dordrecht: Boston : R. Reidel Pub. Co., 1979.

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