Orbital Chromatic and Flow Roots. - Peter J. Cameron; Koko Kalambay Kayibi (Comb. Probab. Comput., 2007)

A decomposition theorem for the linking polynomial of two matroids. - Koko Kalambay Kayibi (Discret. Math., 2008)

P not equal to NP. - Koko Kalambay Kayibi (CoRR, 2018)