TY - RPRT TI - Analytical results and sample locality maps of stream-sediment and soil samples from the Tio Flaco study area, El Correo Quadrangle, northern Sonora, Mexico AU - R. L. Turner AU - J. G. Frisken AU - P. K. Theobald PY - 1984 DO - 10.3133/ofr84635 UR - https://pubs.usgs.gov/publication/ofr84635 ID - ofr84635 ER -