E. S. E.H. Sujiono, H. A. Husain Ahmad, F. R. Fiskia Rera, and S. Samnur, “Crystal Structure and Morphology Analysis of Nd1+xBa2-xCu3O7 Oxide Alloy Surface Developed by Solid State Reaction Method: E.H. Sujiono, Husain Ahmad, Fiskia Rera Samnur”, J.Fis. dan Apl., vol. 7, no. 1, May 2025.