Title: Biblio RTF Export
Author: Biblio 7.x

Ragge DR.   The songs of the western European  grasshoppers of the genus Stenobothrus in  relation to their taxonomy (Orthoptera:  Acrididae) . Bulletin of the British Museum (Natural History) Entomology. 1987;55(2). Available at: https://archive.org/details/bulletinofbritis552brit.

Ragge DR. The songs of the western European bush-crickets of the genus Platycleis in relation to their taxonomy (Orthoptera: Tettigoniidae). Bulletin of the British Museum (Natural History) Entomology. 1990;59(1):1-35.