Published in Bulletin of The African Bird Club, in 2013, in volume 20, issue 1, pages 20-26

Created: 2021-02-23, modified: 2025-12-17

Published in Tools for Identifying Biodiversity: Progress and Problems, in 2010, pages 237-242

Created: 2026-02-28, modified: 2026-02-28

Published in Biodiversity Journal, in 2015, in volume 6, issue 1, pages 253-262

Created: 2025-03-03, modified: 2025-03-03