1. Potyvirus Taxonomy,1992
2. Potyvirus Sequence Database-A project of the Potyvirus Working Group of the Plant Virus Subcommittee of the ICTV,1995
3. The general properties of potyviruses;Brunt,1992
4. Viruses of Plants: Descriptions and Lists from the VIDE database,1996
5. Identification of a sweetpotato feathery mottle virus isolate from China (SPFMV-CH) by the polymerase chain reaction with degenerate primers;Colinet;J. Virol. Methods,1993