Demetrius, L. Abteilung Biochemische Kinetik, MPI for biophysical chemistry, Max Planck Society;
Demetrius, L., Schuster, P., & Sigmund, K. (1985). Polynucleotide evolution and branching processes. Bulletin of Mathematical Biology, 47(2), 239-262. doi:10.1016/S0092-8240(85)90051-5.