1. Welch, M.J. and Redvanly, C.S., Handbook of Radiopharmaceuticals: Radiochemistry and Applications, London: Wiley, 2003.
2. Panarin, E.F., Lavrov, N.A., Solovskii, M.V., and Shal’nova, L.I., Polimery–nositeli biologicheski aktivnykh veshchestv (Polymers–Carriers of Biological Active Substances), St. Petersburg: Professiya, 2014, p. 304.
3. Kirsh, Yu.E., Poli-N-vinilpirrolidon i drugie poli-N-vinilamidy (Poly-N-vinylpyrrolidone and Other Poly-NVinylamides), Moscow: Nauka, 1998, p. 252.
4. Vicent, M.J. and Duncan, R., Trends Biotechnol., 2006, vol. 24, p. 39.
5. Maurício, M., Suresh, S., Usha, P., et al., Mol. Pharm., 2011, vol. 8, p. 609.