References

1. Bui-Nguyen, M. H. 1980. Application of high-performance liquid chromatography to the separation of ascorbic acid from isoascorbic acid. J. chromatogr. 196: 163 https://doi.org/10.1016/S0021-9673(00)80371-4
2. Finley, J. M. and E. Duang. 1981. Resolution of ascorbic, dehydroascorbic and diketogulonic acids by paired-ion reversed-phase chromatography. J. Chromatogr. 207: 44
3. Keating, R. W. and P. R. Haddad. 1982. Simultaneous determination of ascorbic acid and dehydroascorbic acid by reversed-phase ion pair high performace liquid chromatography with precolumn derivatization. J. Chromatogr. 245 : 249 https://doi.org/10.1016/S0021-9673(00)88594-5
4. Zapata, S. and J. P. Dufour. 1992. Ascorbic, Dehydroascorbic and isoascorbic acid Simultaneous Determinations by Reverse Phase Ion Interaction HPLC. J. Food Science. 57 : 506-511 https://doi.org/10.1111/j.1365-2621.1992.tb05527.x