Kloch, Marta, Andrzej ?yczy?ski, Wanda Olech, and Zuzanna Nowak-?yczy?ska. 2021. “Cytogenetic Study of the Bison Bonasus; I: Identification of Heterochromatic Regions and NORs in European Bison Karyotype and Comparison With Domestic Cattle (Bos Taurus)”. Caryologia 73 (4):3-9. https://doi.org/10.13128/caryologia-660.