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\bibitem{Hervieu_etal1993} {\textquotedblleft}\textit{New 1212-type superconductors with a T$_{c}$ up to 85K in the system Hg-Pr-Sr-Ca-Cu-O}{\textquotedblright}. Hervieu M, Van Tendeloo G, Maignan A, Michel C, Goutenoire F, Raveau B, Physica: C : superconductivity \textbf{216}, 264 (1993)

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