TY - RPRT TI - Relationships between Δ 14 C and the molecular quality of dissolved organic carbon in rivers draining to the coast from the conterminous United States AU - David Butman AU - Peter A. Raymond AU - Kenna D. Butler AU - George R. Aiken PY - 2012 DO - 10.1029/2012gb004361 UR - https://pubs.usgs.gov/publication/70180386 ID - 70180386 ER -