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| 2000 | ||
|---|---|---|
| 1 | EE | Yutaka Kidawara, Yuichi Sugiyama, Katsumi Tanaka: A cost model and copyright management for 3D digital contents using multilevel complex objects. Systems and Computers in Japan 31(12): 73-82 (2000) |
| 1 | Yutaka Kidawara | [1] |
| 2 | Katsumi Tanaka | [1] |