C. . Arana, V. . Pulido, A. . Arana, A. Carlos, and L. . Salinas, “Geographical distribution and population abundance of Plegadis ridgwayi, Puna ibis (Threskiornithidae) with emphasis on the populations of Peru”, Rev peru biol, vol. 29, no. 3, p. e22533, Aug. 2022, doi: 10.15381/rpb.v29i3.22533.