The Lexicographically Least Square-Free Word with a Given Prefix. - Siddharth Berera; Andrés Gómez-Colunga; Joey Lakerdas-Gayle; John López; Mauditra Matin; Daniel Roebuck; Eric Rowland; Noam Scully; Juliet Whidden (Electron. J. Comb., 2023)