M. N. Mahayana, N. K. Sinarwati, and P. I. Rahmawati, “EFFECT OF RECEIVABLE TURNOVER, SALES GROWTH, LEVERAGE AND COMPANY SIZE ON COMPANY PROFITABILITY (STUDY AT PT POS INDONESIA (PERSERO) REGIONAL REGION 6 MAKASSAR)”, Jurnal Ekonomi, vol. 12, no. 01, pp. 1526–1532, Feb. 2023.