Folane, S. et al. 2018. Amperometric Detection of Urea by Polyaniline and Poly(O-anisidine) Film under Galvanostatic Method: A Comparative Study. Asian Journal of Chemistry. 31, 2 (Dec. 2018), 283–286. DOI:https://doi.org/10.14233/ajchem.2019.21594.