W. R. Sitorus, Sari Maulida Vonna, Said Mahdani, Abrar Amri, and Cut Sri Firman Hastuti, “Faktor-Faktor Penentu Underpricing Saham Perdana di BEI: Studi Kasus 2021-2024 ”, future, vol. 3, no. 3, pp. 1392–1406, Aug. 2025.