Quantifying fluxes and characterizing compositional changes of dissolved organic matter in aquatic systems in situ using combined acoustic and optical measurements - Downing, B.D.; Boss, E.; Bergamaschi, B.A.; Fleck, J.A.; Lionberger, M.; Ganju, N. K.; Schoellhamer, D. H.; Fujii, R. (Limnology and Oceanography: Methods, 2009)