Published in Forktail, in 2015, in volume 31, pages 82-86

Created: 2019-05-12, modified: 2019-05-12

Published in The Wilson Journal of Ornithology, in 2007, in volume 119, issue 3, pages 479-483

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

Published in Journal of The Bombay Natural History Society, in 1981, in volume 77, issue 2, pages 354-356

Created: 2015-08-25, modified: 2015-08-25