] . 2012. Fertilization and forb:graminoid ratio affect arbuscular mycorrhiza in seedlings but not adult plants of Plantago lanceolata. Plant and Soil 351: 309–324.
. 2010. First come, first served: grasses have a head start on forbs with prompt nutrient patch occupation. Plant and Soil 328: 327–336.
. 2007. What youngsters say about adults: seedling roots reflect clonal traits of adult plants. Journal of Ecology 95: 406–413.
. 2006. Co-occurring graminoid and forb species do not differ in their root morphological response to soil heterogeneity. Folia Geobotanica 41: 121–135.
. 2002. Morphological responses of plant roots to heterogeneity of soil resources. New Phytologist 154: 703–715.
. 2016. Functional groups affect seedling survival both through a negative soil feedback and changes in abiotic conditions. Preslia 88: 347-368.