APA (7th ed.) Citation

Papageorgiou, N., Santos, S., & Staicu, V. (1000). On the existence of multiple nontrivial solutions for resonant neumann problems.

Chicago Style (17th ed.) Citation

Papageorgiou, Nikolaos, Sandrina Santos, and Vasile Staicu. On the Existence of Multiple Nontrivial Solutions for Resonant Neumann Problems. 1000.

MLA (8th ed.) Citation

Papageorgiou, Nikolaos, et al. On the Existence of Multiple Nontrivial Solutions for Resonant Neumann Problems. 1000.