1. Adams, M. J., 1980. The role of seed-tuber and stem inoculum in the development of gangrene in potatoes.Annals of Applied Biology 96: 17–28.
2. Boyd, A. E. W. & J. W. H. Logan, 1967. The effect of planting seed tubers affected by dry rot (Fusarium coeruleum) and gangrene (Phoma foveata). Experimental Work, Edinburgh School of Agriculture 1966: 25–27.
3. B⇘ng, H., 1984. Variations in susceptibility of four potato varieties to gangrene (Phoma exigua var.foveata) and dry rot (Fusarium solani var.coeruleum) during the lifting and storage periods.Växtskyddsrapporter Jordbruk 27: 24–40.
4. Foister, C. E., A. R. Wilson & A. E. W. Boyd, 1945. Potato dry rot and gangrene as soil borne diseases.Nature, London 155: 793–794.
5. Försund, E. & J. Öjen, 1976. Control of seed potato infection byPhoma.Samvirke 3: 113–115. (In Norwegian).