Sondang and Ganda T. Hutapea (2022) “ANALYSIS OF THE INFLUENCE OF BUSSINESS RISK AND FINANCIAL RISK AGAINST THE PROFITABILITY OF TELECOMMUNICATIONS SUB SECTOR COMPANIES LISTED ON THE INDONESIA STOCK EXCHANGE (2012-2019 PERIOD)”, Fundamental Management Journal, 7(2), pp. 43 - 63. doi: 10.33541/fjm.v7i2.4275.