Path ideals of rooted trees and their graded Betti numbers. - Rachelle R. Bouchat; Huy Tài Hà; Augustine O'Keefe (J. Comb. Theory A, 2011)

Corrigendum to "Path ideals of rooted trees and their graded Betti numbers" [J. Combin. Theory Ser. A 118 (8) (2011) 2411-2425]. - Rachelle R. Bouchat; Huy Tài Hà; Augustine O'Keefe (J. Comb. Theory A, 2012)

Bounds on the regularity of toric ideals of graphs. - Jennifer Biermann; Augustine O'Keefe; Adam Van Tuyl (Adv. Appl. Math., 2017)

Toric ideals of weighted oriented graphs. - Jennifer Biermann; Selvi Kara; Kuei-Nuan Lin; Augustine O'Keefe (Int. J. Algebra Comput., 2022)