https://eblog.eb.mil.br/w/a-importancia-geopolitica-da-ucrania-para-moscou?p_l_back_url=/ca/?delta=7&start=2&tag=amaz%C3%B4nia&tag=apoio+a%C3%A9reo&tag=geopol%C3%ADtica&tag=pol%C3%ADtica+de+seguran%C3%A7a&tag=p%C3%A1tria