Kusnandar, Fikri, Mohamad Adam, Marlina Widiyanti, and Isnurhadi Isnurhadi. 2020. “Intellectual Capital and Profitability in Manufacturing Companies Listed in Indonesia Stock Exchange”. International Journal of Business, Economics & Management 3 (1):123-33. https://doi.org/10.31295/ijbem.v3n1.159.