Ambarwati, S. D. A., Effendi, M. I., Ristono, A., Putri, Y. N. N., & Ronald, G. C. (2026). Psychological Biases and Portfolio Decisions: Empirical Study on Gen-Z Stock Investors in Daerah Istimewa Yogyakarta. RSF Conference Series: Business, Management and Social Sciences, 6(2), 83–94. https://doi.org/10.31098/bmss.v6i2.1208