UU NO. 4 TAHUN 2020 tentang PENGESAHAN PERSETUJUAN ANTARA PEMERINTAH REPUBLIK INDONESIA DAN KABINET MENTERI UKRAINA TENTANG KERJA SAMA DALAM BIDANG PERTAHANAN (AGREEMENT BETWEEN THE GOVERNMENT OF THE REPUBLIC OF INDONESIA AND THE CABINET OF MINISTERS OF UKRAINE ON COOPERATION IN THE FIELD OF DEFENCE)