Reference
Carsten Eichberg, Judith Boes, Angelika Schwabe [Kratochwil] (2008): Which vegetation and seed-bank changes are induced by the disturbance regime of livestock trails in open sand ecosystems? – Abhandlungen aus dem Westfälischen Provinzial-Museum für Naturkunde – 70_3-4_2008: 63 - 80.