Here's the start of that list, for example:
1. A.O.U., 1957. Check‐list of North American birds. i‐xiii, 1‐691. ‒ American Ornithologists’ Union, Baltimore, Maryland.
2. A.O.U., 1983. Check‐list of North American birds. i‐xxix, 1‐877. ‒ American Ornithologists’ Union, Lawrence, Kansas.
3. A.O.U., 1998. Check‐list of North American birds. i‐liv, 1‐829. ‒ American Ornithologists’ Union, Washington D.C.
4. Abalos, R. & J.I. Areta, 2009. Historia natural y vocalizaciones del Doradito Limón (Pseudocolopteryx cf. citreola) en
Argentina. ‒ Ornitologia Neotropical, 20: 215‐230.
5. Abdulali, H., 1959. A new white‐throated race of the babbler Dumetia hyperythra. ‒ Journal of the Bombay Natural History
Society, 56 (2): 333‐335.
That came from a file on the CD which came with the books. I haven't looked at the website for a long time so I don't remember if it can be found there anywhere.