D. Bryant, A. McKenzie, и M. Steel. Bioconsensus (Piscataway, NJ, 2000/2001), том 61 из DIMACS Ser. Discrete Math. Theoret. Comput. Sci., Amer. Math. Soc., Providence, RI, (2003)
D. Bryant, и M. Steel. Proceedings of the Tenth Annual ACM-SIAM Symposium on Discrete Algorithms (Baltimore, MD, 1999), стр. 147--155. New York, ACM, (1999)
D. Bryant, J. Tsang, P. Kearney, и M. Li. Proceedings of the Eleventh Annual ACM-SIAM Symposium on Discrete Algorithms (San Francisco, CA, 2000), стр. 285--286. New York, ACM, (2000)