AMPANGALLO, GRACE (2025) Penerapan Metode Arbitrage Pricing Theory (APT) & Model Markowitz dalam Pembentukan Portofolio Saham Optimal dengan Pendekatan Data Envelopment Analysis (DEA) = Application of Arbitrage Pricing Theory (APT) and Markowitz Model in the Formation of Optimal Stock Portfolios with Data Envelopment Analysis (DEA). Skripsi thesis, Universitas Hasanuddin.