et.al, Sabreen R. Ismael,. “Improvements of Electrical Properties of Bi2-ycdySr2Ca2Cu3O10+δ Annealed Ceramic by Bismuth Partial Substitution by Cadmium ”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 13, June 2021, pp. 5403-7, doi:10.17762/turcomat.v12i13.9784.