SATARIDA YUSARDI, Deliah Nur; SAPTATIA, Henny. Aliansi Pertahanan Negara-Negara Kawasan Laut Baltik. Jurnal Pendidikan Tambusai, [S. l.], v. 6, n. 2, p. 13988–13994, 2022. DOI: 10.31004/jptam.v6i2.4658. Disponível em: http://jptam.org/index.php/jptam/article/view/4658. Acesso em: 7 jan. 2025.