Jiang, D., O'Regan, D., & Agarwal, R. (2003). Optimal existence theory for single and multiple positive periodic solutions to functional differential equations. Нелінійні коливання.
Chicago Style (17th ed.) CitationJiang, D., D. O'Regan, and R.P Agarwal. "Optimal Existence Theory for Single and Multiple Positive Periodic Solutions to Functional Differential Equations." Нелінійні коливання 2003.
MLA (8th ed.) CitationJiang, D., et al. "Optimal Existence Theory for Single and Multiple Positive Periodic Solutions to Functional Differential Equations." Нелінійні коливання, 2003.
Warning: These citations may not always be 100% accurate.