2026. Effect of Relative Substitution of Nanomaterials (Pb, Mg) on the Structural and Electrical Properties of the Superconductor Compound Bi₂₋ₓPbₓBa₂₋ᵧMgᵧCa₂Cu₃O₁₀₋δ. Journal of Pure and Applied Sciences (Science Forum). 26, 4 (Oct. 2026). DOI:https://doi.org/10.70882/d1n5y221.