Tasqeeruddin, S., Abdullah S. Al-Arifi, and P.K. Dubey. “An Efficient Solid-Phase Green Synthesis of Chromen-2-One Derivatives”. Asian Journal of Chemistry 25, no. 12 (September 3, 2013): 6885–6887. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/25_13_90.