Vesa Laulumaa: Estimation of the population of ancient Engaruka—a new approach. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.95–102, doi:10.1080/00672700609480436 (tandfonline.com [abgerufen am 7. September 2024]).
Daryl Stump: The development and expansion of the field and irrigation systems at Engaruka, Tanzania. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.69–94, doi:10.1080/00672700609480435 (tandfonline.com [abgerufen am 8. September 2024]).
Vesa Laulumaa: Estimation of the population of ancient Engaruka—a new approach. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.95–102, doi:10.1080/00672700609480436 (tandfonline.com [abgerufen am 7. September 2024]).
Daryl Stump: The development and expansion of the field and irrigation systems at Engaruka, Tanzania. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.69–94, doi:10.1080/00672700609480435 (tandfonline.com [abgerufen am 8. September 2024]).
Vesa Laulumaa: Estimation of the population of ancient Engaruka—a new approach. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.95–102, doi:10.1080/00672700609480436 (tandfonline.com [abgerufen am 7. September 2024]).
Daryl Stump: The development and expansion of the field and irrigation systems at Engaruka, Tanzania. In: Azania: Archaeological Research in Africa. Band41, Nr.1, Januar 2006, ISSN0067-270X, S.69–94, doi:10.1080/00672700609480435 (tandfonline.com [abgerufen am 8. September 2024]).