Naseem Zahra, Muhammad Khalid Saeed, Khurrum Shahzad, Shamma Firdous, Ijaz Ahmed, Muhammad Ashraf, Bukhtawar Tariq, and Rabea Yaseen , trans. “Beta Carotene Determination in Different Vegetables by High Performance Liquid Chromatography”. Pakistan Journal of Analytical & Environmental Chemistry 23, no. 1 (October 31, 2024): 160–167. Accessed July 3, 2025. http://pjaec.pk/index.php/pjaec/article/view/29.