1. BLEIWEISS , R. 1983 Variation and evolution in some Andean hummingbirds Unpublished Ph.D Dissertation. Harvard University, Cambridge, Massachusetts
2. Variation and population structure of the Tourmaline Sunangel, Heliangelus exortis exortis;BLEIWEISS;American Museum Novitates,1985a
3. Iridescent polychromatism in a female hummingbird: is it related to feeding strategies;BLEIWEISS;Auk,1985b
4. Systematics and geographic variation of the Golden-breasted Puffleg, Eriocnemis mosquera (Aves: Trochilidae);BLEIWEISS;American Museum Novitates,1988
5. The distribution of bird life in Colombia: a contribution to a biological survey of South America;CHAPMAN;Bulletin of the American Museum of Natural History,1917