1. The effect of capital structure on profitability: an empirical analysis of listed firms in Ghana
2. Altman, E. I. (2000). Predicting financial distress of companies: revisiting the Z-score and ZETA models. Stern School of Business, New York University, 9-12. - http://lemeunier.gilbert.free.fr/Investissement/DOCS/PDF/Zscores.pdf
3. Assagaf, A. (2014). Influence Policy and Fitness State Electricity Company (PLN) Investment Business Generation. International Journal of Empirical Finance, 3(5), 234-242. - http://repository.unitomo.ac.id/285/1/Paper%202.pdf
4. Analysis of Relevance Concept of Measurement Capm Return and Risk of Shares
5. Assagaf, A., Lestari, S. Y., & Hamzah, M. Z. (2016). The Effects of the Implementation of Earning Management and Subsidy Policy: A Case Study of Government Company. OIDA International Journal of Sustainable Development, 9(10), 23-34. - https://ssrn.com/abstract=2896520