https://eblog.eb.mil.br/w/a-importancia-geopolitica-da-ucrania-para-moscou?p_l_back_url=/web/guest?delta=40&tag=defesa&tag=ex%C3%A9rcito&tag=for%C3%A7as+armadas&tag=geopol%C3%ADtica&tag=pot%C3%AAncias+militares