TY - RPRT TI - Using AVIRIS Data to Map and Characterize Subaerially and Subaqueously Erupted BasalticVolcanic Tephras: The Challenge of Mapping Low-Albedo Materials AU - Farrand, William H. PY - 2004 UR - https://ntrs.nasa.gov/citations/20050192447 ID - 20050192447 ER -