Title: Sana’a Basin Water Management Project Compiled Geological Map
Title: Sana’a Basin Water Management Project Compiled Geological Map Sheet D
Title: Sana’a Basin Water Management Project Compiled Geological Map Sheet C
Title: Sana’a Basin Water Management Project Compiled Geological Map Sheet B
Title: Sana’a Basin Water Management Project, Compiled Geological Map Sheet A
Title: Groundwater Resources of the World and Their Use
Author: UNESCO
Year: 2004
Title: Social Fund for Development Poverty Map at District Level ( Map)
Year: 2005/2006
