Hallett, Emily Y.; Marean, Curtis W.; Steele, Teresa E.; Álvarez-Fernández, Esteban; Jacobs, Zenobia; Cerasoni, Jacopo Niccolò; Aldeias, Vera; Scerri, Eleanor M. L.; Olszewski, Deborah I.; Hajraoui, Mohamed Abdeljalil El; Dibble, Harold L. (24 de setembro de 2021). "A worked bone assemblage from 120,000–90,000 year old deposits at Contrebandiers Cave, Atlantic Coast, Morocco". iScience24 (9). p. 102988. Bibcode:2021iSci...24j2988H. ISSN2589-0042. PMC8478944. PMID34622180. doi:10.1016/j.isci.2021.102988.
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Hallett, Emily Y.; Marean, Curtis W.; Steele, Teresa E.; Álvarez-Fernández, Esteban; Jacobs, Zenobia; Cerasoni, Jacopo Niccolò; Aldeias, Vera; Scerri, Eleanor M. L.; Olszewski, Deborah I.; Hajraoui, Mohamed Abdeljalil El; Dibble, Harold L. (24 de setembro de 2021). "A worked bone assemblage from 120,000–90,000 year old deposits at Contrebandiers Cave, Atlantic Coast, Morocco". iScience24 (9). p. 102988. Bibcode:2021iSci...24j2988H. ISSN2589-0042. PMC8478944. PMID34622180. doi:10.1016/j.isci.2021.102988.
Sussman, Robert W.; Hall, Roberta L. (abril de 1972). "Child Transport, Family Size, and Increase in Human Population During the Neolithic". Current Anthropology13 (2). pp. 258–267. JSTOR2740977. doi:10.1086/201274.
Hallett, Emily Y.; Marean, Curtis W.; Steele, Teresa E.; Álvarez-Fernández, Esteban; Jacobs, Zenobia; Cerasoni, Jacopo Niccolò; Aldeias, Vera; Scerri, Eleanor M. L.; Olszewski, Deborah I.; Hajraoui, Mohamed Abdeljalil El; Dibble, Harold L. (24 de setembro de 2021). "A worked bone assemblage from 120,000–90,000 year old deposits at Contrebandiers Cave, Atlantic Coast, Morocco". iScience24 (9). p. 102988. Bibcode:2021iSci...24j2988H. ISSN2589-0042. PMC8478944. PMID34622180. doi:10.1016/j.isci.2021.102988.
The British Museum. "Our earliest technology?". smarthistory.org. Arquivado dende o orixinal o 2 de setembro de 2022. Consultado o 15 de febreiro do 2024.
The British Museum. "Our earliest technology?". smarthistory.org. Arquivado dende o orixinal o 2 de setembro de 2022. Consultado o 15 de febreiro do 2024.
Hallett, Emily Y.; Marean, Curtis W.; Steele, Teresa E.; Álvarez-Fernández, Esteban; Jacobs, Zenobia; Cerasoni, Jacopo Niccolò; Aldeias, Vera; Scerri, Eleanor M. L.; Olszewski, Deborah I.; Hajraoui, Mohamed Abdeljalil El; Dibble, Harold L. (24 de setembro de 2021). "A worked bone assemblage from 120,000–90,000 year old deposits at Contrebandiers Cave, Atlantic Coast, Morocco". iScience24 (9). p. 102988. Bibcode:2021iSci...24j2988H. ISSN2589-0042. PMC8478944. PMID34622180. doi:10.1016/j.isci.2021.102988.