TY - RPRT TI - Use of grain-shape regularity measurements in determining source area in secondary pyroclastic rocks, McLendon Volcano, Yavapai County, Arizona AU - William E. Brooks AU - Charles Thomas Pierson PY - 1983 DO - 10.3133/ofr83630 UR - https://pubs.usgs.gov/publication/ofr83630 ID - ofr83630 ER -