Published in Raptor Research, in 1985, in volume 19, issue 1, pages 8-14

Published in Raptor Research, in 1985, in volume 19, issue 1, pages 15-19

Published in Raptor Research, in 1985, in volume 19, issue 1, pages 27-29

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 122-124

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 125-127

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 135-138

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 139-142

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 142

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 145

Published in Raptor Research, in 1985, in volume 19, issue 4, pages 146-148

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 37-41

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 42-51

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 52-55

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 56-59

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 60-67

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 68-78

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 79-84

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 85-93

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 97-99

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 100-101

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 102

Published in Raptor Research, in 1985, in volume 19, issue 2-3, pages 104-105