1. Brunt, CMI/AAB Descr. Pl. Viruses 170, 4 pp., 1976.
  2. Mowat & Dawson, Rep. Scott. Crop Res. Inst. for 1987: 184, 1988.
  3. Mowat, Duncan & Dawson, Ann. appl. Biol. 113: 531, 1988.
  4. Mowat, Dawson, Duncan & Robinson, Ann. appl. Biol. 119: 31, 1991.