A new complete language for DSPACE(log n). - Jian-Er Chen (Discret. Appl. Math., 1989)

Some Results on the Minimal Coverings of Precomplete Classes in Partial k-Valued Logic Functions. - Ren-Ren Liu; Song-Qiao Chen; Jian-Er Chen; Shu Li (J. Comput. Sci. Technol., 2004)

Parameterized Computation and Complexity: A New Approach Dealing with NP-Hardness. - Jian-Er Chen (J. Comput. Sci. Technol., 2005)