Listianto, A., E. Elin, N. Halimah Sidik, S. Rahmawati, and G. Suria Manda. “Analisis Strategi Diversifikasi Portofolio Dalam Mengurangi Risiko Investasi”. Jurnal Ilmiah Wahana Pendidikan, Vol. 12, no. 5.D, May 2026, pp. 1-10, https://www.jurnal.peneliti.net/index.php/JIWP/article/view/13181.