Barnes, Gina Lee (1999), The rise of civilization in East Asia: the archaeology of China, Korea and Japan (1. paperback bas.), New York, N.Y.: Thames and Hudson, ISBN9780500279748, OCLC43664418
Naumann, Nelly (2000), "From early to middle Jōmon", Japanese prehistory : the material and spiritual culture of the Jōmon period, Asien- und Afrika-Studien der Humboldt-Universität zu Berlin, 6, Wiesbaden: Harrassowitz, s. 18, ISBN9783447043298, OCLC45797690
Barnes, Gina Lee (1999), The rise of civilization in East Asia: the archaeology of China, Korea and Japan, 1st paperback, New York, N.Y.: Thames and Hudson, s. 30, ISBN9780500279748, OCLC43664418
Naumann, Nelly (2000), "Final Jōmon in northeast Japan--the Kamegaoka culture", Japanese prehistory : the material and spiritual culture of the Jōmon period, Asien- und Afrika-Studien der Humboldt-Universität zu Berlin, 6, Wiesbaden: Harrassowitz, s. 46, ISBN9783447043298, OCLC45797690
Naumann, Nelly (2000), "From early to middle Jōmon", Japanese prehistory : the material and spiritual culture of the Jōmon period, Asien- und Afrika-Studien der Humboldt-Universität zu Berlin, 6, Wiesbaden: Harrassowitz, s. 15, ISBN9783447043298, OCLC45797690