%0 Book %T Geologic Mapping: Future Needs %D 1988 %U https://nap.nationalacademies.org/catalog/11162/geologic-mapping-future-needs %> https://nap.nationalacademies.org/catalog/11162/geologic-mapping-future-needs %I The National Academies Press %C Washington, DC %G English %K Earth Sciences %P 94 %R doi:10.17226/11162