1. Kuskokwim drainage, southwestern Alaska;Ackerman,1996
2. Ackerman, R.E., Reid, K.C. Gallison, J.D., Roe, M., 1985. Archaeology of Heceta Island. Project Report No. 3, Center for Northwest Anthropology, Washington State University, Pullman.
3. Aigner, J.S., 1977 . Anangula: an 8,500 B.P. coastal occupation in the Aleutian Islands. Quartar 27/28, 65–102.
4. Early Holocene maritime adaptation in the Aleutian Islands.;Aigner,1982
5. Akmak;Anderson;Acta Arctica,1970