| Publication Type: | Book Chapter |
| Year of Publication: | 1945 |
| Authors: | W. W. G. Büttiker |
| Editor: | H. Arn |
| Book Title: | Zur Biologie des Alpenseglers, Micropus melba melba Linn. |
| Volume: | 2 |
| Pagination: | 137 - 184 (Büttiker: 148-149) |
| Publisher: | Schweizer Archiv für Ornithologie |
Taxonomic name: