^Friberg, T.; Laskowske, T. V. (1989). "South Sulawesi Languages"(PDF). In Sneddon, J. N. (ed.). Studies in Sulawesi Linguistics Part I. NUSA 31. Jakarta: Universitas Atma Jaya. pp. 1–17.
^ abcFriberg, Barbara; Friberg, Timothy (1991). "Notes on Konjo Phonology"(PDF). In Sneddon, James N. (ed.). Studies in Sulawesi Linguistics, Part II. NUSA 33. Jakarta: Universitas Atma Jaya. pp. 71–115.
^Friberg, Barbara (1996). "Konjo's Peripatetic Person Markers"(PDF). In Steinhauer, Hein (ed.). Papers in Austronesian Linguistics No. 3. Canberra: Australian National University. pp. 137–171.