Template:Lopes & Gonzaga, 2012
- Lopes, L.E.; Gonzaga, L.P. 2012. Clinal pattern of morphological variation in Sakesphorus luctuosus (Lichtenstein, 1823), with comments on the enigmatic Sakesphorus hagmanni Miranda-Ribeiro, 1927 (Passeriformes: Thamnophilidae). Zootaxa 3569: 41–54. Preview Full article view