1. Altena, S. 2000: Anwendung der Satellitenfernerkundung zur Erfassung, Analyse und Bewertung der Verbreitungsdynamik invasiver Vegetation im Kapbereich Südafrikas. Diplomarbeit aus dem Fachbereich Forstwirtschaft der Fachhochschule Hildesheim/Holzminden in Göttingen, 100 pp.
2. Amano, M., Ktsuki, T. and Fukuda, M. 2001: Investigation of Measuring Accuracy of Forest Area by Means of Airborne Laser Scanner. International Archives of Photogrammetry and Remote Sensing, Vol. XXXIV-3/W4: 139–146.
3. Anderson, H.-E., McGaughey, R. J. and Reutebuch, S. E. 2005: Forest measurement and monitoring using high-resolution airborne LIDAR. In: Harrington, Constance A., Schoenholtz, Stephen H., tech. (eds). Proceedings Productivity of western forests: a forest products focus. Gen. Tech. Rep. PNW-GTR-642. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station: 109–120.
4. Anonymous 1999: The future of land. Facing the challenge. Land and Water Development Division of the Food and Agriculture Organization of the United Nations (FAO) in collaboration with the United Nations Environment Programme (UNEP), 88 pp.
5. Anonymous 2006: Online Reference Manual for TNT-Products, Microimages 2006: 72, pp. 15; 69.