Agnes Hui Chan, Richard A. Games, Edwin L. Key. On the Complexities of de Bruijn Sequences. Journal of Combinatorial Theory, Series A, 33(3):233-246, 1982.
@article{ChanGK82, title = {On the Complexities of de Bruijn Sequences}, author = {Agnes Hui Chan and Richard A. Games and Edwin L. Key}, year = {1982}, researchr = {https://researchr.org/publication/ChanGK82}, cites = {0}, citedby = {0}, journal = {Journal of Combinatorial Theory, Series A}, volume = {33}, number = {3}, pages = {233-246}, }