1. Broggi, A.: Robust Real-Time Lane and Road Detection in Critical Shadow Conditions. In: Proceedings of IEEE International Symposium on Computer Vision, Coral Gables, Florida (1995)
2. Watanabe, Y., Calise, A.J., Johnson, E.N.: Vision-Based Obstacle Avoidance for UAVs. In: AIAA Guidance, Navigation and Control Conference and Exhibit, Hilton Head, South Carolina (2007)
3. Pollini, L., Greco, F., Mati, R., Innocenti, M., Tortelli, A.: Stereo Vision Obstacle Detection based on Scale Invariant Feature Transform Algorithm. In: AIAA Guidance Navigation and Control Conference, Hilton Head, South Carolina (2007)
4. Innocenti, M., Mati, R., Pollini, L.: Vision Algorithms for Formation Flight and Aerial Refueling with Optimal Marker Labeling. In: AIAA Modeling and Simulation Technologies Conference, vol. 1, pp. 1–15 (2005)
5. Campa, G., Mammarella, M., Napolitano, M.R., Fravolini, M.L., Pollini, L., Stolarik, B.: A comparison of Pose Estimation algorithms for Machine Vision based Aerial Refueling for UAVs. In: Mediterranean Control Conference 2006, vol. 1, pp. 1–6 (2006)