This book presents the proceedings of the 4th International Symposium on Materials and Sustainable Development ISMSD2019 (CIMDD2019). Organized by the Research Unit: Materials, Processes and Environment (www. urmpe. dz) and University M'hamed Bougara of Boumerdes, this symposium follows the success of CIMDD 2013-2015-2017 and continues the traditions of the highly successful series of International Conferences on the materials, processes and Environment. The Symposium is a unique topical forum to share the latest results of the materials and sustainable development research in Algeria and worldwide. | Proceedings Of The 4th International Symposium On Materials And Sustainable Development by Brahim Safi, Hardcover | Indigo Chapters