Micromorphology and stable-isotope geochemistry of historical pedogenic siderite formed in PAH-contaminated alluvial clay soils, Tennessee, U.S.A - Driese, S.G.; Ludvigson, Greg; Roberts, J.A.; Fowle, D.A.; Gonzalez, Luis; Smith, J.J.; Vulava, V.M.; McKay, L.D. (Journal of Sedimentary Research, 2010)