Noonan, Michael (2003) Recent Language Contact in the Nepal Himalaya.
Witzel, Michael (2001) Autochthonous Aryans? The Evidence from Old Indian and Iranian texts.
Witzel, Michael (1999) Early Sources for South Asian Substrate Languages.
Witzel, Michael (1997) Introduction to "Inside the texts, beyond the texts: new approaches to the study of the Vedas".
Witzel, Michael (1997) The development of the Vedic canon and its schools: the social and political milieu.