1. Atabekov & Novikov, CMI/AAB Descriptions of Plant Viruses 68, 4 pp., 1971.
  2. Brakke, CMI/AAB Descriptions of Plant Viruses 77, 4 pp., 1971.
  3. Harrison, CMI/AAB Descriptions of Plant Viruses 138, 4 pp., 1974.
  4. Putz, J. gen. Virol. 35: 397, 1977.
  5. Randles, Harrison & Roberts, Ann. appl. Biol. 84: 193, 1976.
  6. Tamada, CMI/AAB Descriptions of Plant Viruses 144, 4 pp., 1975.
  7. Thouvenel, Dollet & Fauquet, Ann. appl. Biol. 84: 311, 1976.