Cohen-Macaulay Graphs and Face Vectors of Flag Complexes. - David Cook II; Uwe Nagel 001 (SIAM J. Discret. Math., 2012)

Nested colorings of graphs. - David Cook II (Australas. J Comb., 2015)

Signed Lozenge Tilings. - David Cook II; Uwe Nagel 001 (Electron. J. Comb., 2017)