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- [3] AERIAL-PHOTOGRAPHY AND THE USE OF HELICOPTERS IN HYDROGRAPHY INTERNATIONAL HYDROGRAPHIC REVIEW, 1980, 57 (01): : 169 - 176
- [4] THE USE OF AERIAL-PHOTOGRAPHY IN RESOLVING PROBLEMS IN AGRICULTURE AERONAUTICAL JOURNAL, 1980, 84 (833): : 141 - 143
- [5] LAND-USE CHANGE ANALYSIS USING SEQUENTIAL AERIAL-PHOTOGRAPHY AND COMPUTER TECHNIQUES PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING, 1980, 46 (11): : 1447 - 1464
- [6] USE OF A CHROMOGENIC FILM FOR AERIAL-PHOTOGRAPHY OF EROSION FEATURES PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING, 1983, 49 (08): : 1211 - 1217
- [7] COLOR INFRARED AERIAL-PHOTOGRAPHY AND ITS USE IN FORESTRY FORESTRY CHRONICLE, 1980, 56 (01): : 28 - 28