VOLUME 01 NUMBER 02, July-August 2019
Erosive process of formation of ravines in Saurimo city and its environmental consequences
Blanca Margarita Guerrero Haber || Francisco Martins || Zoe Alés López || José Venancio Sánchez Rodríguez || Crispim Calonji Maria Cabongo || Mavudi Maleka
Angola