Some Conditions for the Existence of ( d, k)-Digraphs. - Yus Mochamad Cholily; Edy Tri Baskoro; Saladin Uttunggadewa (IJCCGGT, 2003)

Enumerations of vertex orders of almost Moore digraphs with selfrepeats. - Edy Tri Baskoro; Yus Mochamad Cholily; Mirka Miller (Discret. Math., 2008)