TY - JOUR A1 - Gan, P A1 - Yu, R A1 - Smets, B F A1 - MacKay, A A T1 - Sampling methods to determine the spatial gradients and flux of arsenic at a groundwater seepage zone. Y1 - 2006/06/ N1 - R828771C013 N1 - R828771 JF - ENVIRONMENTAL TOXICOLOGY AND CHEMISTRY J1 - ENVIRON TOXICOL CHEM VL - 25 IS - 6 SP - 1487 EP - 1495 ER - TY - JOUR A1 - Yu, R A1 - Gan, P A1 - MacKay, A A A1 - Zhang, S A1 - Smets, B F T1 - Presence, distribution, and diversity of iron-oxidizing bacteria at a landfill leachate-impacted groundwater surface water interface. Y1 - 2010/02/ N1 - R828771C013 N1 - R828771 JF - FEMS MICROBIOLOGY ECOLOGY J1 - FEMS MICROBIOL ECOL VL - 71 IS - 2 SP - 260 EP - 271 ER -