Deri Yardiansyah, Soleh, A. and Herlina, Y. (2025) “Opportunities And Challenges For Security Education And Training Companies Case Study : PT. Doa Group Indonesia”, Jurnal Ekonomi, Manajemen, Bisnis dan Akuntansi, 2(1), pp. 21–28. doi: 10.37676/jemba.v2i1.728.