algamal yousif mohamed, Embaby MA, Shtaiwi MH. Cooxidation of Chalcones and Oxalic acid using Chromium (VI). IJSBAR [Internet]. 2014 Apr. 10 [cited 2026 Jan. 31];15(1):66-79. Available from: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/2069