1. Algebraic Combinatorics on Words;Lothaire,2002
2. G. Paquin, Mots équilibrés et mots lisses, Ph.D. thesis, D1706, Université du Québec à Montréal, 2008.
3. Disjoint covering systems of rational Beatty sequences;Simpson;Discrete Math.,1991
4. Disjoint Beatty sequences;Simpson;Electron. J. Combin. Number Theory,2004
5. A note on palindromicity;Baake;Lett. Math. Phys.,1999