Authors: Hertling, UM Lubke, RA

Citation: Um. Hertling et Ra. Lubke, Assessing the potential for biological invasion - the case of Ammophila arenaria in South Africa, S AFR J SCI, 96(9-10), 2000, pp. 520-527

Authors: Hoare, DB Victor, JE Lubke, RA Mucina, L

Citation: Db. Hoare et al., Vegetation of the coastal fynbos and rocky headlands south of George, South Africa, BOTHALIA, 30(1), 2000, pp. 87-96

Authors: Victor, JE Hoare, DB Lubke, RA

Citation: Je. Victor et al., Checklist of plant species of the coastal fynbos and rocky headlands, south of George, South Africa, BOTHALIA, 30(1), 2000, pp. 97-101

Authors: Hertling, UM Lubke, RA

Citation: Um. Hertling et Ra. Lubke, Use of Ammophila arenaria for dune stabilization in South Africa and its current distribution - Perceptions and problems, ENVIR MANAG, 24(4), 1999, pp. 467-482

Authors: Cloete, EC Lubke, RA

Citation: Ec. Cloete et Ra. Lubke, Flora of the Kap River Reserve, Eastern Cape, South Africa, BOTHALIA, 29(1), 1999, pp. 139-149

Authors: Lubke, RA Avis, AM

Citation: Ra. Lubke et Am. Avis, A review of the concepts and application of rehabilitation following heavymineral dune mining, MAR POLL B, 37(8-12), 1998, pp. 546-557