Effects of Hurricanes Katrina and Rita on the chemistry of bottom sediments in Lake Pontchartrain, La. - Van Metre, Peter C.; Horowitz, Arthur; Mahler, Barbara; Foreman, William T.; Fuller, Christopher; Burkhardt, Mark; Elrick, Kent; Furlong, Edward; Skrobialowski, Stanley; Smith, James; Wilson, Jennifer; Zaugg, Stephen (Circular, 2007)