https://eblog.eb.mil.br/w/a-importancia-geopolitica-da-ucrania-para-moscou?p_l_back_url=/es/?delta=60&tag=defesa&tag=geopol%C3%ADtica&tag=minusca&tag=miss%C3%A3o+de+paz&tag=pesquisa+cient%C3%ADfica