%&LaTeX
\documentclass{article}

\usepackage[latin1]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{Zafra2021} Zafra, E. (2021). {\textquotedblleft}La Celestina{\textquotedblright}: novela gr{\'a}fica en proceso. \textit{Storyca: El Medievo en la vi{\~n}eta}, 3, 117--130.

\end{thebibliography}

\end{document}

