@Book{BDCM20214052060, title = "Exposition g\'{e}ologique et pal\'{e}ontologique du Havre en 1877 : r\'{e}sum\'{e}s, \'{e}tudes et m\'{e}moires sur la g\'{e}ologie normande", author = "Exposition G\'{e}ologique et Pal\'{e}ontologique (1877: Havre)", publisher = "Havre : [s.n.]", editor = "[s.n.]", URL = "https://bibliotecavirtualmadrid.comunidad.madrid/bvmadrid_publicacion/es/consulta/registro.do?id=444964", year = "1880", }