Ringe, D. A. (1995). "'Nostratic' and the factor of chance". Diachronica. 12 (1): 55–74. doi:10.1075/dia.12.1.04rin.
Ringe, Don. (1993). "A reply to Professor Greenberg". Proceedings of the American Philosophical Society 137, 1:91–109. doi:10.1007/s101209900033. JSTOR986947
Ringe, Don. (1993). "A reply to Professor Greenberg". Proceedings of the American Philosophical Society 137, 1:91–109. doi:10.1007/s101209900033. JSTOR986947
See for example the criticisms of Gray and Atkinson's work in Poser, Bill (10 December 2003). "Dating Indo-European". Language Log. Archived from the original on 19 June 2017. Retrieved 1 June 2017.
See for example the criticisms of Gray and Atkinson's work in Poser, Bill (10 December 2003). "Dating Indo-European". Language Log. Archived from the original on 19 June 2017. Retrieved 1 June 2017.