Cita APA (7a ed.)

Amster, P., & De Nápoli, P. An application of the antimaximum principle for a fourth order periodic problem.

Cita Chicago Style (17a ed.)

Amster, P., y P. De Nápoli. An Application of the Antimaximum Principle for a Fourth Order Periodic Problem.

Cita MLA (8a ed.)

Amster, P., y P. De Nápoli. An Application of the Antimaximum Principle for a Fourth Order Periodic Problem.