P. Allauca, A. Ugarelli, and A. Santiani, “Determination of mitochondrial membrane potential by flow cytometry during the cryopreservation process of epididymal alpaca spermatozoa”, Rev. investig. vet. Perú, vol. 30, no. 1, pp. 288–298, Mar. 2019, doi: 10.15381/rivep.v30i1.15677.