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\bibitem{Pelloquin_etal1993} {\textquotedblleft}\textit{A 94K Hg-based superconductor with a {\textquotedblleft}1212{\textquotedblright} structure HG$_{0.5}$Bi$_{0.5}$Sr$_{2}$Ca$_{1-x}$R$_{x}$Cu$_{2}$O$_{6+\delta}$ (R=ND,Y,Pr)}{\textquotedblright}. Pelloquin D, Hervieu M, Michel C, Van Tendeloo G, Maignan A, Raveau B, Physica: C : superconductivity \textbf{216}, 257 (1993)

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