Mustafa K, خلیل, Khalil M, مازن, Abdullah A, عبد. The effect of static pressure on the loss of transition through an optical fiber with a constant multi-pattern refractive index. EDUSJ [Internet]. 2006 Apr. 1 [cited 2025 Aug. 4];18(3):150-67. Available from: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17127