Mukhsin, M., H. Sukarno, and H. Paramui. “Stock Price Volatility: An Efficiency Test of The Indonesian Stock Exchange In Semi-Strong Form”. Wiga : Jurnal Penelitian Ilmu Ekonomi, vol. 14, no. 2, Sept. 2024, pp. 322-3, doi:10.30741/wiga.v14i2.1307.