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<strong>Ibn AL- Haitham Journal For Pure and Applied Sciences</strong>, [S.l.], p. 392-403, apr. 2018.
ISSN 2521-3407.
Available at: &lt;<a href="https://jih.uobaghdad.edu.iq/index.php/j/article/view/1812" target="_new">https://jih.uobaghdad.edu.iq/index.php/j/article/view/1812</a>&gt;. Date accessed: 15 aug. 2021.
doi: <a href="http://dx.doi.org/10.30526/2017.IHSCICONF.1812">http://dx.doi.org/10.30526/2017.IHSCICONF.1812</a>.