@Book{BVMC:1066745, author = {Costa, Joaquín}, title = {Derecho consuetudinario y economía popular de España}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2021}, year = {2021}, url = {https://www.cervantesvirtual.com/obra/derecho-consuetudinario-y-economia-popular-de-espana-1066745} }