MOHAMMAD, A. A S; 						HARBY, K. H; 						AL-AISH, T.A. K.
 The Effect of Spot Size on the Fractal  Optical Modulation.
<strong>Ibn AL- Haitham Journal For Pure and Applied Science</strong>, [S.l.], v. 24, n. 2, may 2017.
ISSN 2521-3407.
Available at: &lt;<a href="http://jih.uobaghdad.edu.iq/index.php/j/article/view/770" target="_new">http://jih.uobaghdad.edu.iq/index.php/j/article/view/770</a>&gt;. Date accessed: 01 dec. 2019.