TSIBISOVA, E. Analysis of the sex and age structure of the European bison group in the Oka Reserve. European Bison Conservation Newsletter, [S. l.], v. 12, p. 25–32, 2019. Disponível em: http://ojs.wisent.org/index.php/czasopismo/article/view/31. Acesso em: 1 may. 2024.