M. A. Shakir I, F. A. AL-Razack H. A Novel Semi Automated On-Line Determination of Oxonium Ion Via Precipitation Reaction Using a New Mode of Attenuated Measurement of Incident Light (0 – 180o) by AYAH 5SX4-ST-5D Solar CFI Analyser. Iraqi Journal of Science [Internet]. 2025 May 30 [cited 2025 Dec. 6];55(4hB):1736-50. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/11285