Mahar, K. et al. 2011. HPLC Determination of α-Oxoaldehydes and α-Oxoacids from Human Serum of Diabeties and Uremic Patients Using 4-Nitro-1,2-phenylenediamine as Derivetizing Reagent. Asian Journal of Chemistry. 23, 7 (Mar. 2011), 3104–3108.