1. Latombe, J.C.: Robot Motion Planning, Kluwer, Boston (1991)
2. Reif, J.: Compexity of the generalized mover's problem. In: Schwartz, J., Sharir, M., Hopcroft, J. (eds.) Planning, Geometry, and Compexity of Robot Motion, Ablex, Norwood, New Jersey, (1987)
3. Schwartz, J., Sharir, M., Hopcroft, J.: Planning, Geometry, and Compexity of Robot Motion. Ablex, Norwood, New Jersey, (1987)
4. Schwartz, J., Sharir, M.: On the piano mover's problem: I. The case of two dimensional rigid polygonal body moving amidst polygonal barriers. In: Schwartz, J., Sharir, M., Hopcroft, J. (eds.) Planning, Geometry, and Compexity of Robot Motion. Ablex, Norwood, New Jersey (1987)
5. Schwartz, J., Sharir, M.: On the piano mover's problem: II. General techniques for computing topological properties of real algebraic manifolds. In: Schwartz, J., Sharir, M., Hopcroft, J. (eds.) Planning, Geometry, and Compexity of Robot Motion. Ablex, Norwood, New Jersey (1987)