Use of Humic Substances to Remediate Polluted Environments: From Theory to Practice Proceedings of the NATO Adanced Research Workshop on Use of Humates to Remediate Polluted Environments: From Theory to Practice, held in Zvenigorod, Russia, 23-29 September 2002 - Perminova, Irina V.; Hatfield, Kirk.; Hertkorn, Norbert. (Nato Science Series: IV, Earth and Environmental Sciences, 2005)