Tricoloring as a corrective measure (abstract only). - Robert W. McGrail; Mary Sharac (ACM Commun. Comput. Algebra, 2008)

Tricolorable torus knots are NP-complete. - Peter B. Golbus; Robert W. McGrail; Tomasz Przytycki; Mary Sharac; Aleksandar Chakarov (ACM Southeast Regional Conference, 2009)

Knot Coloring as Verification. - Robert W. McGrail; Thuy Trang Nguyen; Mary Sharac Granda (SYNASC, 2020)