“Fabrication of an Enhanced Carbon Paste Electrochemical   Sensor for the Determination of Cobalt(II) Ion”. Latakia University (formerly Tishreen) Journal for Research and Scientific Studies - Basic Sciences Series, vol. 48, no. 2, June 2026, pp. 95-109, https://journal.latakia-univ.edu.sy/index.php/bassc/article/view/21356.