1. Aaris-Sørmoen K, Petersen KS (1984) Boreas 13:29–33.
2. Alekseev MN, Golubeva LV (1980) Byull Kom Izuch Chetv Per 50:96–107.
3. Alekseeva LT, Tikhomirov SV (1980) Byull Kom Izuch Chetv Per 56:109–111.
4. Ambers J, Matthews K, Burleigh R, (1985) Radiocarbon 27:508–524.
5. Ambers J, Burleigh R, Matthews K (1987a) Radiocarbon 29:61–77.