Chernyshov, S. . «WHY SIBERIA IS NOT AMERICA: THE CONTEXTS OF THE RUSSIAN AND EUROPEAN TERRITORIAL EXPANSION IN THE 15TH – 17TH CENTURIES». Revista Notas Históricas Y Geográficas, julio de 2021, pp. 315-30, https://revistanotashistoricasygeograficas.cl/index.php/nhyg/article/view/369.