1. Parts of speech: a case of redistribution;Aoun,1981
2. Mixed extended projections;Borsley,2000
3. Cerrón-Palomino, R., 1975. Relativization in Wanka-Quechua. Unpublished Ms. University of Illinois at Urbana-Champaign.
4. Gramática Quechua: Junín-Huanca;Cerrón-Palomino,1976
5. Lingüística Quechua;Cerrón-Palomino,2003