“Study of the Effect of Laser on the Structural and Electrical Properties of the Compound Bi2-(x+y)CdyAgx Sr2Ca2Cu3O10+δ Superconductor at High Temperatures”. 2019. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences 27 (4): 52-57. https://journalofbabylon.com/index.php/JUBPAS/article/view/2318.