Published in Scopus, in 2008, in volume 28, pages 1-14

Created: 2015-02-15, modified: 2015-02-15

Published in Scopus, in 2010, in volume 30, pages 40-49

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Published in Scopus, in 2001, in volume 22, pages 37-47

Created: 2015-02-15, modified: 2015-02-15

Published in Scopus, in 2010, in volume 30, pages 1-11

Created: 2015-02-15, modified: 2015-02-15

Published in Bulletin of The African Bird Club, in 1998, in volume 5, issue 1, pages 13-16

Created: 2021-02-23, modified: 2021-02-23

Published in Bulletin of The African Bird Club, in 2012, in volume 19, issue 1, pages 42-46

Created: 2021-02-23, modified: 2021-02-23

Published in Bulletin of The African Bird Club, in 2000, in volume 7, issue 2, pages 128-131

Created: 2021-02-23, modified: 2021-02-23

Published in Scopus, in 2008, in volume 27, pages 10-18

Created: 2014-08-10, modified: 2014-08-10

Published in Scopus, in 2008, in volume 28, pages 15-24

Created: 2015-02-15, modified: 2015-02-15

Published in Bulletin of The African Bird Club, in 2015, in volume 22, issue 1, pages 26-35

Created: 2021-02-23, modified: 2021-02-23