TY - BOOK ID - 125216972 TI - National hydrography dataset: linear referencing. PY - 2012 PB - Denver, CO : U.S. Geological Survey, DB - UniCat KW - Geospatial data KW - Geographic information systems KW - Spatial systems. UR - https://www.unicat.be/uniCat?func=search&query=sysid:125216972 AB - ER -