(d,1)-total labeling of lexicographic products of some classes of graphs
HAN Xin-yin, YAO Min, ZUO Lian-cui, ZHOU Wei-na
Journal of East China Normal University(Natural Science) . 2019, (3): 35 -41 .  DOI: 10.3969/j.issn.1000-5641.2019.03.005