(en) Lynne J. Quick et Frank D. Eckardt, « The Cederberg: A Rugged Sandstone Topography », dans Stefan Grab (ed.), Landscapes and Landforms of South Africa, Cham, Springer International Publishing, (ISBN978-3-319-03560-4, DOI10.1007/978-3-319-03560-4_10, lire en ligne), p. 85–93
(en) Janette Deacon, Nicholas Wiltshire et Rika du Plessis, « Designing Digital Recording for Volunteers in Rock Art Surveys, Management Plans and Public Outreach in the Cederberg, South Africa », African Archaeological Review, vol. 35, no 2, , p. 225–239 (ISSN0263-0338, DOI10.1007/s10437-018-9293-3, lire en ligne)
doi.org
(en) Lynne J. Quick et Frank D. Eckardt, « The Cederberg: A Rugged Sandstone Topography », dans Stefan Grab (ed.), Landscapes and Landforms of South Africa, Cham, Springer International Publishing, (ISBN978-3-319-03560-4, DOI10.1007/978-3-319-03560-4_10, lire en ligne), p. 85–93
(en) Janette Deacon, Nicholas Wiltshire et Rika du Plessis, « Designing Digital Recording for Volunteers in Rock Art Surveys, Management Plans and Public Outreach in the Cederberg, South Africa », African Archaeological Review, vol. 35, no 2, , p. 225–239 (ISSN0263-0338, DOI10.1007/s10437-018-9293-3, lire en ligne)
springer.com
link.springer.com
(en) Janette Deacon, Nicholas Wiltshire et Rika du Plessis, « Designing Digital Recording for Volunteers in Rock Art Surveys, Management Plans and Public Outreach in the Cederberg, South Africa », African Archaeological Review, vol. 35, no 2, , p. 225–239 (ISSN0263-0338, DOI10.1007/s10437-018-9293-3, lire en ligne)