Inayah, M., and Khairina Nur Izzaty. “The Influence Of Cash Holding, Profitability, And Institutional Ownership On Income Smoothing”. International Journal Accounting Tax and Business, vol. 2, no. 01, July 2021, pp. 51-67, https://journal.unsika.ac.id/index.php/IJATB/article/view/5134.