Report number 90 from Kvismare Bird Observatory:
The timing of post-juvenile moult and fuel deposition in relation to the onset of autumn migration in Reed Warblers Acrocephalus scirpaceus and Sedge Warblers Acrocephalus schoenobaenus.
Hall S
Article in journal
Ornis Svecica . 1996. Volume 6, page(s) 89-96.