Diener TO (August 1971). "Potato spindle tuber "virus". IV. A replicating, low molecular weight RNA". Virology. 45 (2): 411–28. doi:10.1016/0042-6822(71)90342-4. PMID5095900.
Flores R, Hernández C, Martínez de Alba AE, Daròs JA, Di Serio F (2005). "Viroids and viroid-host interactions". Annual Review of Phytopathology. 43: 117–39. doi:10.1146/annurev.phyto.43.040204.140243. PMID16078879.
Flores R, Navarro B, Kovalskaya N, Hammond RW, Di Serio F (October 2017). "Engineering resistance against viroids". Current Opinion in Virology. 26: 1–7. doi:10.1016/j.coviro.2017.07.003. PMID28738223.
Hammond RW, Owens RA (2006). "Viroids: New and Continuing Risks for Horticultural and Agricultural Crops". APSnet Feature Articles. doi:10.1094/APSnetFeature-2006-1106.
Di Serio F, Owens RA, Li SF, Matoušek J, Pallás V, Randles JW, Sano T, Verhoeven JT, Vidalakis G, Flores R (November 2020). Zerbini FM, Sabanadzovic S (eds.). "Viroids". Archived from the original on December 2, 2020. Retrieved February 3, 2021.
Diener TO (August 1971). "Potato spindle tuber "virus". IV. A replicating, low molecular weight RNA". Virology. 45 (2): 411–28. doi:10.1016/0042-6822(71)90342-4. PMID5095900.
Flores R, Hernández C, Martínez de Alba AE, Daròs JA, Di Serio F (2005). "Viroids and viroid-host interactions". Annual Review of Phytopathology. 43: 117–39. doi:10.1146/annurev.phyto.43.040204.140243. PMID16078879.
Flores R, Navarro B, Kovalskaya N, Hammond RW, Di Serio F (October 2017). "Engineering resistance against viroids". Current Opinion in Virology. 26: 1–7. doi:10.1016/j.coviro.2017.07.003. PMID28738223.
Di Serio F, Owens RA, Li SF, Matoušek J, Pallás V, Randles JW, Sano T, Verhoeven JT, Vidalakis G, Flores R (November 2020). Zerbini FM, Sabanadzovic S (eds.). "Viroids". Archived from the original on December 2, 2020. Retrieved February 3, 2021.