1. Perfect necklaces;Álvarez;Adv. in Appl. Math.,2016
2. Normal numbers and nested perfect necklaces;Becher;J. Complexity,2019
3. Computing the continuous discretely;Beck,2015
4. The origins of combinatorics on words;Berstel;European J. Combin.,2007
5. Theory of Groups of Finite Order;Burnside,1955