Mumtaz, M., Zubair, M., Khan, N. A., & Abbas, S. (2014). Excess conductivity analysis and infrared absorption spectroscopy of Mg-doped TlBa₂Ca₂Cu₃O_10−δ superconductor. ФІЗИКА НИЗЬКИХ ТЕМПЕРАТУР, 40(3), 259–266. https://doi.org/10.1063/1.4866905