Davoodnia, A., A. Vahedinia, and N. Tavakoli-Hoseini. “Synthesis of Some New Pyrazolo[3,4-d]pyrimidin-4-Amines”. Asian Journal of Chemistry 24, no. 8 (April 17, 2012): 3433–3435. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/9387.