The effect of the two biopolymers "sodium alginate and chitosan" on the inhibition of copper corrosion in 1 M hydrochloric acid 12-15 10.1016/j.matpr.2019.08.057 https://www.scopus.com/inward/record.uri?eid=2-s2.0-85081894566&doi=10.1016%2fj.matpr.2019.08.057&partnerID=40&md5=f1afd6cc9636aaf996be7c7c3f8893cc Scopus 2020 Materials Today: Proceedings 22 A.Jmiai B.El Ibrahimi A.Tara I.Bazzi R.Oukhrib S.El Issami O.Jbara L.Bazzi M.Hilali