HẰNG. IMPROVING THE ACCURACY OF INDOOR LOCALIZATION USING APPROACH AOA COMBINED THE KALMAN FILTER FOR MASSIVE MIMO SYSTEM. Journal of Military Science and Technology, [S. l.], n. 71, p. 57–62, 2021. DOI: 10.54939/1859-1043.j.mst.71.2021.57-62. Disponível em: https://jmst.mod.gov.vn/index.php/jmst/article/view/101. Acesso em: 13 mar. 2026.