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Author: Cheng, Sui Sun

• Wang, Genqiang; Cheng, Sui Sun: Even periodic solutions of higher order duffing differential equations. (English). Czechoslovak Mathematical Journal, vol. 57 (2007), issue 1, pp. 331-343
• Saker, Samir H.; Cheng, Sui Sun: Kamenev type oscillation criteria for nonlinear difference equations. (English). Czechoslovak Mathematical Journal, vol. 54 (2004), issue 4, pp. 955-967