1. A combinatorial problem;de Bruijn,1946
2. Solution to question nr. 48;Flye Sainte-Marie;l'Intermédiaire des Mathématiciens,1894
3. A fast algorithm for determining the complexity of a binary sequence with period 2n;Games;IEEE Trans. Inform. Theory,1982
4. Shift Register Sequences;Golomb,1967
5. Normal recurring decimals;Good;J. London Math. Soc.,1947