“AN EXPERIMENTAL INVESTIGATION FOR THE SYNTHESIS OF OXALIC ACID BY NITRIC ACID OXIDATION OF DATES FRUIT AND SYRUP”. Journal of Engineering 9, no. 01 (March 1, 2003): 71–76. Accessed November 26, 2024. https://joe.uobaghdad.edu.iq/index.php/main/article/view/2384.