2009
-
. Math. Biosci. Eng. 2009;6:683–700. doi:10.3934/mbe.2009.6.683.
-
. Asian-Eur. J. Math. 2009;2:95–115. doi:10.1142/S1793557109000091.
-
. Southeast Asian Bull. Math. 2009;33:497–508.
2008
-
. Journal of Differential Equations. 2008;245:2078 - 2102. doi:http://dx.doi.org/10.1016/j.jde.2008.07.016.
-
. J. Differential Equations. 2008;245:2078–2102. doi:10.1016/j.jde.2008.07.016.
-
. Systems Control Lett. 2008;57:546–553. doi:10.1016/j.sysconle.2007.12.001.
2007
-
. Vietnam J. Math. 2007;35:339–372.
-
. Acta Math. Vietnam. 2007;32:99–111.
-
. Stoch. Dyn. 2007;7:229–245. doi:10.1142/S0219493707002013.
-
. J. Math. Anal. Appl. 2007;331:1159–1174. doi:10.1016/j.jmaa.2006.09.033.


