Firli, Gresselda Sharen. 2023. “Sharia Business Ethics Online Forex Trading at Company Signal Providers Volatility 75 Index JR (VIXJR)”. International Journal of Social Science, Education, Communication and Economics (SINOMICS JOURNAL) 1 (6):809-18. https://doi.org/10.54443/sj.v1i6.92.