On Group Choosability of Graphs, II. - H. Chuang; Hong-Jian Lai; G. R. Omidi; K. Wang; Niloufar Zakeri (Graphs Comb., 2014)

On group choosability of graphs, I. - H. Chuang; Hong-Jian Lai; G. R. Omidi; Niloufar Zakeri (Ars Comb., 2016)