Différences finies (méthode des) (HU) - Wikigeotechhttp://wikigeotech.developpement-durable.gouv.fr/index.php/Diff%C3%A9rences_finies_(m%C3%A9thode_des)_(HU)http://www.univ-oeb.dz/fssa/wp-content/uploads/2017/02/Cours-M%C3%A9thodes-num%C3%A9riques-I-M%C3%A9thodes-des-diff%C3%A9rences-finies-HARNANE-YAMINA.pdfhttp://www.univ-oeb.dz/fssa/wp-content/uploads/2017/02/Cours-M%C3%A9thodes-num%C3%A9riques-I-M%C3%A9thodes-des-diff%C3%A9rences-finies-HARNANE-YAMINA.pdf