Kumar, Abhay, Rashmi Soni, Iqbal Thonse Hawaldar, Meghna Vyas, and Vaibhav Yadav. 2020. “The Testing of Efficient Market Hypotheses: A Study of Indian Pharmaceutical Industry”. International Journal of Economics and Financial Issues 10 (3):208-16. https://www.econjournals.com/index.php/ijefi/article/view/9764.