Published in Forktail, in 2000, in volume 16, pages 93-99

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

Published in Journal of Raptor Research, in 1995, in volume 29, issue 4, pages 267-269

Created: 2017-04-07, modified: 2017-04-07

Published in Journal of Raptor Research, in 1996, in volume 30, issue 2, pages 99-100

Created: 2017-04-07, modified: 2017-04-07

Published in Journal of Raptor Research, in 1997, in volume 31, issue 1, pages 86-88

Created: 2017-04-07, modified: 2017-04-07