TY  - RPRT
TI  - Tyrannula minima Baird & Baird, 1843 (currently Empidonax minimus) and Contopus pertinax Cabanis & Heine, 1859 (Aves, Passeriformes): Proposed conservation of the specific names
AU  - C.S. Robbins
PY  - 1996
UR  - https://pubs.usgs.gov/publication/5224543
ID  - 5224543
ER  -