Published in Bonner Zoologische Monographien, in 2000, in volume 46, pages 95-103

Published in Bonner zoologische Monographien, in 2000, in volume 46, pages 133-143

Published in Bonner zoologische Monographien, in 2000, in volume 46, pages 145-152

Published in Bonner zoologische Monographien, in 2000, in volume 46, pages 153-188

Published in Bonner zoologische Monographien, in 2000, in volume 46, pages 337-350