On vertex-disjoint cycles and degree sum conditions. - Ronald J. Gould; Kazuhide Hirohata; Ariel Keller (Discret. Math., 2018)

The zero forcing polynomial of a graph. - Kirk Boyer; Boris Brimkov; Sean English; Daniela Ferrero; Ariel Keller; Rachel Kirsch; Michael Phillips; Carolyn Reinhart (Discret. Appl. Math., 2019)