Delgado Hernández, Islene. “Necessity of a Catalog of Economic Technical Indexes for the Budgetary Actions in the Conservation of Historical Center of the City of Camagüey”. Arcada. Revista de conservación del patrimonio cultural 6, no. 2 (October 29, 2018): 20-24. Accessed November 28, 2019. https://revistas.reduc.edu.cu/index.php/arcada/article/view/2553.