RIZKY WIRADIPUTRA; SRI UMIYATI; SULISTIYANTO. The Influence of Spirit and Morale of Indonesian Navy Soldiers on Performance in the Amphibious Ship Unit of Koarmada . International Journal of Scientific Multidisciplinary Research, [S. l.], v. 2, n. 12, p. 1809–1830, 2024. DOI: 10.55927/ijsmr.v2i12.13065. Disponível em: https://journal.formosapublisher.org/index.php/ijsmr/article/view/13065. Acesso em: 9 may. 2026.