Yaequb, S. N., Aziz, A. A., Saeed, H. M. . and Faqe, H. O. (2022) “Forecasting For Silver Closing Price and Modifying Predictions by Using Wavelet Transformation”, Polytechnic Journal of Humanities and Social Sciences, 3(1), pp. 129-142. doi: 10.25156/ptjhss.v3n1y2022.pp129-142.