YOUSIF, ABDULLAH A., and GHAZWAN F. FADHIL. 2020. “NOVEL PHOTOSYNTHESIS OF 5,8A-DICHLORO-2-(4- METHOXYPHENYL)-8AH-CHROMENE FROM ITS CHALCONE ISOMER AND FT-IR, 1 H AND 13 C NMR SPECTROSCOPIC INVESTIGATION”. Journal of Duhok University 23 (2), 118-34. https://doi.org/10.26682/sjuod.2020.23.2.14.