J.  Ding and Zhang, Y., ?Parameters selection in the discrete particle swarm optimization algorithm solving gate and runway combinational optimization problem?, Journal of Digital Information Management, vol. 11, no. 3, pp. 197 - 201, 2013.

Q.  Zhu, Zhou, P., Cao, S., Yan, Y., and Ding, J., ?A novel RDB-SW approach for commodities price dynamic trend analysis based on web mining?, Journal of Digital Information Management, vol. 10, no. 4, pp. 230 - 235, 2012.