Christian, Ujvala P., and Shrikant J. Wagh. “Controlled Release of Insecticides through Polyurea Microcapsules Synthesized by Interfacial Polycondensation”. Asian Journal of Chemistry, vol. 30, no. 11, Sept. 2018, pp. 2571-6, doi:10.14233/ajchem.2018.21631.