Li, W., & Agarwal, R. (2001). Interval Oscillation Criteria for Second-Order Nonlinear Differential Equations. Український математичний журнал.
Chicago Style (17th ed.) CitationLi, Wan-Tong, and R.P Agarwal. "Interval Oscillation Criteria for Second-Order Nonlinear Differential Equations." Український математичний журнал 2001.
MLA (8th ed.) CitationLi, Wan-Tong, and R.P Agarwal. "Interval Oscillation Criteria for Second-Order Nonlinear Differential Equations." Український математичний журнал, 2001.
Warning: These citations may not always be 100% accurate.