HENDAYANTI, Ni Putu Nanik; NURHIDAYATI, Maulida. MODELING THE PROFITABILITY OF TELECOMMUNICATION SUB-SECTOR STOCKS USING PANEL DATA REGRESSION ANALYSIS. Jurnal Matematika UNAND, [S. l.], v. 11, n. 4, p. 246–257, 2022. DOI: 10.25077/jmua.11.4.246-257.2022. Disponível em: https://jmua.fmipa.unand.ac.id/index.php/jmua/article/view/987. Acesso em: 1 nov. 2026.