TY - RPRT TI - Handbook of geochemical data for the Trona 1 degree x 2 degrees Quadrangle; Southern California Mineral Resource Framework and Assessment Project AU - Albert H. Hofstra PY - 1992 DO - 10.3133/ofr9212 UR - https://pubs.usgs.gov/publication/ofr9212 ID - ofr9212 ER -