S. S. Maharani, N. Nurrela, D. Utami, and J. Heikal, “Binary Logistic Regression Analysis on Financial Performance of State-Owned Enterprises (Telkom and PLN): Case Study on NPM Change Based on ROA and TATO”, DIJEFA, vol. 6, no. 6, pp. 5507–5516, Dec. 2025.