TY - RPRT TI - Hillslope chemical weathering across ParanĂ¡, Brazil: a data mining-GIS hybrid approach AU - Fabio Iwashita AU - Michael J. Friedel AU - Carlos Roberto de Souza Filho AU - Stephen J. Fraser PY - 2011 DO - 10.1016/j.geomorph.2011.05.006 UR - https://pubs.usgs.gov/publication/70034406 ID - 70034406 ER -