Παραπομπή APA

Heikkila, S., & Lakshmikantham, V. (1994). Monotone iterative techniques for discontinuous nonlinear differential equations. New York, NY.: Marcel Dekker, Inc..

Παραπομπή Chicago Style

Heikkila, Seppo, and V. Lakshmikantham. Monotone Iterative Techniques for Discontinuous Nonlinear Differential Equations. New York, NY.: Marcel Dekker, Inc., 1994.

Παραπομπή MLA

Heikkila, Seppo, and V. Lakshmikantham. Monotone Iterative Techniques for Discontinuous Nonlinear Differential Equations. New York, NY.: Marcel Dekker, Inc., 1994.

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