Agung, A., Zaqiyah, A., Rozikin, M., Wafa, M. S., & Nuha, A. R. (2024). Implementation of A Contemporary Model Between Trading Volume, Bid-Ask Spreads, And Stock Return Volatility (Case Study : The Business-27 Index). JURNAL SINTAK, 2(2), 60–65. https://doi.org/10.62375/jsintak.v2i2.223