Duangthong, A.; Damrongsiri, S. Alteration of Fractionation and Bioavailability of Arsenic (As) in Paddy Soil under Transition from Aerobic to Anaerobic Conditions: 10.32526/ennrj/20/202100150. Environ. Nat. Resour. J. 2021, 20, 89-95.