Brambilla, Mattia, et al. “Ecological Factors Affecting Foraging Behaviour During Nestling Rearing in a High-Elevation Species, the White-Winged Snowfinch (Montifringilla Nivalis)”. Ornis Fennica, vol. 96, no. 3, Sept. 2019, pp. 142–151, https://doi.org/10.51812/of.133955.