Greenhill, Simon J. Linguistic and Cultural Evolution, Max Planck Institute for the Science of Human History, Max Planck Society;
shh239.pdf (Publisher version), 2MB
Greenhill, S. J. (2015). TransNewGuinea.org: An online database of New Guinea languages. PLoS One, 10: e0141563. doi:10.1371/journal.pone.0141563.