f-Words and Binary Solid Codes. - Stavros Konstantinidis; Joshua Young (J. Autom. Lang. Comb., 2010)

Deciding the Density Type of a Given Regular Language. - Stavros Konstantinidis; Joshua Young (Stringology, 2013)

Regular Expressions and Transducers Over Alphabet-Invariant and User-Defined Labels. - Stavros Konstantinidis; Nelma Moreira; Rogério Reis; Joshua Young (Int. J. Found. Comput. Sci., 2020)