LUNG, C., D. MARCONI, and A. POP. “STUDY OF STRUCTURAL, MORPHOLOGICAL AND ELECTRICAL PROPERTIES IN THE (Bi₁.₆Pb₀.₄)(Sr₁.₈Ba₀.₂)Ca₂(Cu₁₋ₓ Gdₓ)₃Oᵧ SUPERCONDUCTORS”. Studia Universitatis Babeș-Bolyai Physica, vol. 63, no. 1-2, Dec. 2018, pp. 133-42, doi:10.24193/subbphys.2018.14.