TY - RPRT TI - How to overcome inter-electrode variability and instability to quantify dissolved oxygen, Fe(II), mn(II), and S(−II) in undisturbed soils and sediments using voltammetry AU - Aaron J. Slowey AU - Mark Marvin-DiPasquale PY - 2012 DO - 10.1186/1467-4866-13-6 UR - https://pubs.usgs.gov/publication/70003678 ID - 70003678 ER -