1. Ahuja R., Magnanti T., Orlin J. (1993) Network Flows: Theory, Algorithms and Applications, Prentice Hall.
2. Beczyk R., Kasiński A., Skrzypczyński P. (2003) Vision-Based Mobile Robot Localization with Simple Artificial Landmarks, Prepr. 7th IFAC Symp. on Robot Control, Wroclaw, 217–222.
3. Beczyk R., Skrzypczyński P. (2003) A Framework for Vision-Based Positioning in a Distributed Robotic System, Proc. European Conf. on Mobile Robots, Warsaw, 153–158.
4. Haralick R. M. (1996) Propagating Covariance in Computer Vision, Int. J. Pattern Recog. and Artif. Intell., 10:561–572.
5. Lorenz D. H., Raz D. (2001) A Simple Efficient Approximation Scheme for the Restricted Shortest Path Problem, Oper. Res. Lett., 28:213–219.