1. Björnstad, A., 1969. The spread of potato mop-top virus (PMTV) with seed potato).Jord og Avling No. 2, 2–4 (In Norwegian).
2. Calvert, E.L., 1968. The reaction of some potato varieties to potato mop-top virus.Record of Agricultural Research, Ministry of Agriculture, Northern Ireland 17: 31–40.
3. Calvert, E.L. & B.D. Harrison, 1966. Potato mop-top, a soil-borne virus.Plant Pathology 15: 134–139.
4. Cooper, J.I. & B.D. Harrison, 1973. Distribution of potato mop-top virus in Scotland in relation to soil and climate.Plant Pathology 22: 73–78.
5. Gravesen, S., 1992. Investigations of spraing in potatoes. 9. Danske plantevaernkonference 1992, 199–200 (In Danish).