Ghanim Wadday, Ahmed, and Hayder Jawad Albattat. “HIDDEN KULDO, ROTATED SQUARE AND KULDO FRACTAL ANTENNAS OF 2.4 TO 5.4 GHZ”. Journal of Engineering and Sustainable Development, vol. 20, no. 3, May 2016, pp. 47-59, https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/637.