1. Aerodynamische Untersuchungen zum Windschutz-problem;Blenk;Umschaudienst Akad. Raumforschung, Hannover,1952
2. Windschutz;Blenk,1955
3. Shelterbelts and microclimate;Caborn;Forestry Comm. Bull.,1957
4. Shelterbelts and Windbreaks;Caborn,1965
5. Some characteristics of the natural wind and their modification by natural and artificial obstructions;Gloyne;Sci. Hort.,1964