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\bibitem{Vasiliev_etal1995} {\textquotedblleft}\textit{Structural aspect of YBa$_{2}$Cu$_{3}$O$_{7-x}$ films on Sis with complex barrier layers}{\textquotedblright}. Vasiliev AL, Van Tendeloo G, Amelinckx S, Boikov Y, Olsson E, Ivanov Z, Physica: C : superconductivity \textbf{244}, 373 (1995).   http://doi.org/10.1016/0921-4534(95)00080-1

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