Eijsackers, H., Maboeta, M. and Doelman, P. (2006) “Vital soil as basis for sustainable soil management, a survey of soil problems in The Netherlands and the way to tackle it, with an assessment for the South African situation”, Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / <i>South African Journal of Science and Technology</i&gt;, 25(4), pp. 300-317. doi: 10.4102/satnt.v25i4.174.