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2. APPLICATION OF LARGE-SCALE PHOTOGRAPHY TO A FOREST INVENTORY
3. Aldred, A.H., and Lowe, J.J. 1978.Application of large-scale photos to a forest inventory in Alberta. Canadian Forestry Service, Forest Management Institute, Ottawa, Ontario. Information Report FMR-X-107.
4. Aldred, A.H., and Sayn-Wittegenstein, L. 1968a.Development and field tests of the forest radar altimeter. Forest Management Institute, Ottawa, Ontario. Information Report FMR-X-14.
5. Aldred, A.H., and Sayn-Wittgenstein, L. 1968b.Tropical tests of the forestry radar altimeter.Forest Management Institute, Information Report FMR-X-12.