Afshan Saleem, Noreen Rafi, Sumara Qasim, Nasir Hussain Virk, and Usama Ashraf. “Synthesis of Picric Acid at Domestic Scales”. International Journal of Innovations in Science & Technology 1, no. 2 (March 28, 2019): 62–78. Accessed May 12, 2024. https://journal.50sea.com/index.php/IJIST/article/view/9.