KIM, G.-S. . .; KIM, G.-I. .; RIM, G.-N.; JANG, S.-N. Methods for Comprehensive Analysis of the Economic Effectiveness of Business Activities: Special Reference to R & D Expenditure. Business Perspective Review, [S. l.], v. 3, n. 1, p. 1–14, 2021. DOI: 10.38157/business-perspective-review.v3i1.224. Disponível em: https://riiopenjournals.com/index.php/business-perspective-review/article/view/224. Acesso em: 8 may. 2024.