Maugeri, F. G. “Nest and Egg Description of the Hudson ?S Black-Tyrant (Knipolegus Hudsoni: Passeriformes: Tyrannidae) for the Province of Neuquen and First Evidence of Reproduction in Catamarca, Argentina”. Acta Zoológica Lilloana, vol. 58, no. 1, June 2014, pp. 147-56, https://www.lillo.org.ar/journals/index.php/acta-zoologica-lilloana/article/view/175.