Ghorbani, S., Hossein Rounaghi, G., Tarahomi, S., & Mohajeri, M. (2012). Lead(II)-Selective Coated Graphite Electrode Based on Benzo-18-crown-6. Asian Journal of Chemistry, 25(2), 905–908. https://doi.org/10.14233/ajchem.2013.13109