References
References
- Amleh , AM , Georgiou , DA , Grove , EA and Ladas , G . 1999 . On the recursive sequence . J. Math. Anal. Appl. , 233 : 790 – 798 .
- Devault , R , Kent , C and Kosmala , W . 2003 . On the recursive sequence . J. Diff. Eq. Appl. , 9 : 721 – 730 .