共 50 条
- [25] COST OF AERIAL PHOTOGRAPHY PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING, 1975, 41 (04): : 491 - 497
- [28] LOW-LEVEL AERIAL PHOTOGRAPHY AS A MANAGEMENT AND RESEARCH TOOL FOR RANGE INVENTORY JOURNAL OF RANGE MANAGEMENT, 1979, 32 (04): : 247 - 249
- [29] The aerial photography - Imaging ZEITSCHRIFT DES VEREINES DEUTSCHER INGENIEURE, 1928, 72 : 1749 - 1754