Published in The Wilson Journal of Ornithology, in 2007, in volume 119, issue 1, pages 126-128

Created: 2017-07-16, modified: 2017-07-16

Published in Revue Suisse De Zoologie, in 1973, in volume 80, pages 719-725

Created: 2012-11-18, modified: 2023-02-16