P. . Meanha, . J. Kongkedsuk, A. . Hongwitayakorn, and . R. . Chaisuksant, “Antioxidant Capacity Assays by Sequential Injection Analysis using a Peristaltic Pump and Low-Cost Amperometric Detection with Pencil Lead Electrodes”, Agr. Nat. Resour., vol. 49, no. 6, pp. 895–904, Dec. 2015.