1. Boerma, H.R. & R.S. Hussey, 1992. Breeding plants for resistance to nematodes.Journal of Nematology 24: 242–252.
2. Brown, C.R., H. Mojtahedi & G.S. Santo, 1991. Resistance to Columbia root-knot nematode inSolanum spp. and in hybrids ofS. hougasii with tetraploid cultivated potato.American Potato Journal 68: 445–452.
3. Brown, C.R., H. Mojtahedi, G.S. Santo & S. Austin-Phillips, 1994. Enhancing resistance to root-knot nematodes derived from wildSolanum species in potato germplasm. In: G.W. Zehnder, M.L. Powelson, R.K. Jansson & K.V. Raman (Eds), Advances in potato pest biology and management. APS press, St. Paul, USA, pp. 426–438.
4. Brücher, H., 1967. Rootknot-eelworm resistance in some South American tuber-formingSolanum species.American Potato Journal 44: 370–375.
5. Daykin, M.E. & R.S. Hussey, 1985. Staining and histopathological techniques in nematology. In: J.N. Sasser & C.C. Carter (Eds), An advanced treatise onMeloidogyne. Vol. 2. Methodology. North Carolina State University Graphics, Raleigh, USA, pp. 39–48.