Algebraic Myhill-Nerode Theorems. - Warren D. Nichols; Robert G. Underwood (Theor. Comput. Sci., 2011)

Quasitriangular Structure of Myhill-Nerode Bialgebras. - Robert G. Underwood (Axioms, 2012)

On the Content Bound for Real Quadratic Field Extensions. - Robert G. Underwood (Axioms, 2013)

A Class of Automatic Sequences. - Robert G. Underwood (CoRR, 2017)