M. Syaiful and Waluyo, “ 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)”, Jares, vol. 9, no. 1, pp. 64-75, Mar. 2024.