Agarwal, R., Grace, S., & O’Regan, D. (2007). Oscillation of certain fourth order functional differential equations. Український математичний журнал.
Chicago Style (17th ed.) CitationAgarwal, R.P, S.R Grace, and D. O’Regan. "Oscillation of Certain Fourth Order Functional Differential Equations." Український математичний журнал 2007.
MLA (8th ed.) CitationAgarwal, R.P, et al. "Oscillation of Certain Fourth Order Functional Differential Equations." Український математичний журнал, 2007.
Warning: These citations may not always be 100% accurate.