On an interpolation property of outerplanar graphs. - Ko-Wei Lih; Chen-Ying Lin; Li-Da Tong (Discret. Appl. Math., 2006)

Non-cover generalized Mycielski, Kneser, and Schrijver graphs. - Ko-Wei Lih; Chen-Ying Lin; Li-Da Tong (Discret. Math., 2008)

Independent arcs of acyclic orientations of complete r-partite graphs. - Gerard J. Chang; Chen-Ying Lin; Li-Da Tong (Discret. Math., 2009)

When is the Direct Product of Generalized Mycielskians a Cover Graph? - Hsin-Hao Lai; Ko-Wei Lih; Chen-Ying Lin; Li-Da Tong (Ars Comb., 2014)