Characterizations of k-cutwidth critical trees. - Zhen-Kun Zhang; Hong-Jian Lai (J. Comb. Optim., 2017)

Decompositions of critical trees with cutwidth k. - Zhen-Kun Zhang (Comput. Appl. Math., 2019)

Decomposability of a class of k-cutwidth critical graphs. - Zhen-Kun Zhang; Zhong Zhao; Liuyong Pang (J. Comb. Optim., 2022)

Edge-maximal graphs with cutwidth at most three. - Zhen-Kun Zhang (Discuss. Math. Graph Theory, 2023)