TY - RPRT TI - Geographic Information Systems (GIS) for la République Islamique de Mauritanie (PRISM-II) phase V (phase V, deliverable 92) AU - John D. Horton AU - Cliff D. Taylor PY - 2015 DO - 10.3133/ofr20131280t UR - https://pubs.usgs.gov/publication/ofr20131280T ID - ofr20131280T ER -