Al-Swefee, Huda, Sarah Al-Hayali(, and Abdulhadi Al-Janabi. “Enhanced Relative Humidity Sensor via Diameter of No-Core Fiber Structure”. Iraqi Journal of Laser 18, no. 1 (February 12, 2019): 7-11. Accessed November 17, 2019. http://ijl.uobaghdad.edu.iq/index.php/IJL/article/view/185.