Güldemann, Tom Linguistic and Cultural Evolution, Max Planck Institute for the Science of Human History, Max Planck Society;
Güldemann, T. (2018). Historical linguistics and genealogical language classification in Africa. In T., Güldemann (Ed.), The languages and linguistics of Africa (pp. 58-444). Berlin: De Gruyter Mouton. doi:10.1515/9783110421668-002.