“ INDICATIONS OF UNFAIR BUSINESS COMPETITION IN DETERMINING AIRCRAFT RATES ASSOCIATED WITH LAW NUMBER 5 OF 1999 CONCERNING MONOPOLY AND UNFAIR BUSINESS COMPETITION (CASE STUDY OF KPPU KANWIL IV SURABAYA)” (2024) JARES (Journal of Academic Research and Sciences), 9(1), pp. 64–75. doi:10.35457/jares.v9i1.2721.