First records of Sporophila caerulescens from Colombia; a probable long distance migrant from southern South America
Remsen, J. V. Hunn, E S
Article
1979
Bulletin of the British Ornithologists' Club
99
24--26
BioStor
London, British Ornithologists' Club, 1893-
BioStor: https://biostor.org/reference/112606