Ghoniyah N. Model of Corporate Value Improvement Through Investment Opportunity in Manufacturing Company Sector. Int. res. j. bus. stud. [Internet]. 2019 Sep. 1 [cited 2024 Dec. 27];12(2):185-96. Available from: https://irjbs.prasetiyamulya.ac.id/index.php/jurnalirjbs/article/view/422