TY - JOUR T1 - 82,000-year-old shell beads from North Africa and implications for the origins of modern human behavior JO - Proceedings of the National Academy of Sciences PY - 2007/06/12 AU - Bouzouggar A AU - Barton N AU - Vanhaeren M AU - d'Errico F AU - Collcutt S AU - Higham T AU - Hodge E AU - Parfitt S AU - Rhodes E AU - Schwenninger J-L AU - Stringer C et al ED - DO - DOI: 10.1073/pnas.0703877104 PB - Proceedings of the National Academy of Sciences VL - 104 IS - 24 SP - 9964 EP - 9969 Y2 - 2024/12/22 ER -