Adams, M. J.; Antoniw, J. F.; Bar-Joseph, M.; Brunt, A. A.; Candresse, T.; Foster, G. D.; Martelli, G. P.; Milne, R. G.; Fauquet, C. M. (2 May 2004). "Virology Division News: The new plant virus family Flexiviridae and assessment of molecular criteria for species demarcation". Archives of Virology. 149 (5): 1045–60. डीओआई:10.1007/s00705-004-0304-0. पीएमआईडी15098118.
"Virus Taxonomy: 2020 Release". International Committee on Taxonomy of Viruses (ICTV). March 2021. मूल से से 20 मार्च 2020 को पुरालेखित।. अभिगमन तिथि: 15 May 2021.
Adams, M. J.; Antoniw, J. F.; Bar-Joseph, M.; Brunt, A. A.; Candresse, T.; Foster, G. D.; Martelli, G. P.; Milne, R. G.; Fauquet, C. M. (2 May 2004). "Virology Division News: The new plant virus family Flexiviridae and assessment of molecular criteria for species demarcation". Archives of Virology. 149 (5): 1045–60. डीओआई:10.1007/s00705-004-0304-0. पीएमआईडी15098118.
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"Virus Taxonomy: 2020 Release". International Committee on Taxonomy of Viruses (ICTV). March 2021. मूल से से 20 मार्च 2020 को पुरालेखित।. अभिगमन तिथि: 15 May 2021.