APA (7th ed.) Zitazioa

Strauss, W. A. (1969). The energy method in nonlinear partial differential equations. IMPA-CNPq.

Chicago Style (17th ed.) Zitazioa

Strauss, Walter Alexander. The Energy Method in Nonlinear Partial Differential Equations. Río de Janeiro: IMPA-CNPq, 1969.

MLA (9th ed.) Zitazioa

Strauss, Walter Alexander. The Energy Method in Nonlinear Partial Differential Equations. IMPA-CNPq, 1969.