{"id_biblio_article":"1547","id_biblio_document":"643","auteurs":[],"titre":"G\u00e9ologie r\u00e9sum\u00e9e des cantons de la Somme","premiere_page":"85","derniere_page":"87","document":{"titre":"Bulletin Soci\u00e9t\u00e9 Linn\u00e9enne du Nord de la France vol. 3 n 43 a 66","annee_publi":"1877"}}