Im, Kyungkook, and Chaechang Im. “A Study On Relation Between Accounting Treatment For Capitalization Of R&D Expenditure And Earnings Management In The Korean Defense Industry”. Journal of Applied Business Research (JABR) 34, no. 2 (February 26, 2018): 369-380. Accessed September 3, 2020. https://clutejournals.com/index.php/JABR/article/view/10137.