Afshan Saleem, Noreen Rafi, Sumara Qasim, Usama Ashraf, and Nasir Hussain Virk. “Synthesis of Picric Acid at Domestic Scales”. International Journal of Innovations in Science & Technology, vol. 1, no. 2, Mar. 2019, pp. 62-78, doi:10.33411/ijist/20190102022.