Seifart, Frank Department of Linguistics, Max Planck Institute for Evolutionary Anthropology, Max Planck Society;
http://muse.jhu.edu/journals/language/v091/91.3.seifart.html (Publisher version)
Seifart, F. (2015). Direct and indirect affix borrowing. Language, 91(3), 511-532. doi:10.1353/lan.2015.0044.