1. Been, T. H., & Schomaker, C. H. (2004). A geo-referenced decision support system for nematodes in potatoes. In D. K. L. Mac Kerron & A. J. Haverkort (Eds.), Decision support systems in potato production (pp. 154–167). Bringing Models to Pratice Wageningen.
2. Been, T. H., Schomaker, C. H., & Molendijk, L. P. G. (2005). Nema decide: A decision support system for the management of potato cyst nematodes. In A. J. Haverkort & P. C. Struik (Eds.), Potato in progress (pp. 154–167). Wageningen Academic Publishers.
3. Berghuis-van Dijk, J. T. (1985). WATBAL: A simple water balance model for an unsaturated-saturated soil profile. Institute for Land and Water Management Research. Note Nr. 1670.
4. Booij, R., & Uenk, D. (2004). Crop-reflection-based DSS for supplemental nitrogen dressings in potato production. In D. Mackerron & A. J. Haverkort (Eds.), Decision support systems in potato production: Bringing models to practice (pp. 46–53). Wageningen Academic Publishers.
5. Booij, J. A., van Evert, F. K., & van Geel, W. C. A. et al.. (2017, June). Roll-out of online application for N sidedress recommendations in potato. In Proceedings of EFITA. Montpellier. http://library.wur.nl/Web Query/wurpubs/fulltext/445495