8KOEHL M,The modeling of urban landscape[A].International Archives of Photogrammetry and Remote Sensing[C].Vol.21PartB4,Vienna,1996.460-464.
9TAKAICHI Y,YUDAI K,YOSHINORI O.Three dimensional object modeling in a three dimensional urban map[A].Proceedings of UM3'98 International Workshop on Urban Multi-Media/3Dmapping[C].1998.
10PARISH Y I H,MLLER P.Procedural modeling of cities[A].Proceedings of the 28th Annual International Conference on Computer Graphics and Interactive Techniques[C].2001.301-308.