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\bibitem{Xia2018} Xia, T. (2018). \textit{Estudio comparativo entre {\textquotedblleft}Xi Xiang Ji{\textquotedblright} y {\textquotedblleft}La Celestina{\textquotedblright}}. Ph.D. thesis, Universidade de Santiago de Compostela, Santiago de Compostela.

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