Radius, R. and Sriwati, S. (2025) “ Business Valuation Analysis Using the Discounted Cash Flow (DCF) and Price to Earnings Ratio (PER) Methods: Case Study on Telecommunication Subsector Companies Listed on Indonesia Stock Exchange (IDX)”, Quantitative Economics and Management Studies, 6(3), pp. 483-491. doi: 10.35877/454RI.qems3970.