TY - JOUR<br>AU  - Ekaterina V. Doronicheva and M. Steven Shackley<br>T1  - Obsidian Exploitation Strategies in the Middle and Upper Paleolithic of the Northern Caucasus: New Data from Mesmaiskaya Cave<br>JO  - PaleoAnthropology<br>Y1  - 2014<br>VL  - 2014<br>SP  - 565<br>EP  - 585<br>ER -