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\bibitem{AyalaCastro1981} Ayala Castro, M. C. (1981). \textit{Comparaci{\'o}n del l{\'e}xico del primer auto de {\textquotedblleft}La Celestina{\textquotedblright} con el de la versificaci{\'o}n de Xim{\'e}nez de Urrea}. Diploma thesis, Universidad de M{\'a}laga, M{\'a}laga.

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