Roberto Baldoni, François Bonnet, Alessia Milani, Michel Raynal. On the Solvability of Anonymous Partial Grids Exploration by Mobile Robots. In Theodore P. Baker, Alain Bui, Sébastien Tixeuil, editors, Principles of Distributed Systems, 12th International Conference, OPODIS 2008, Luxor, Egypt, December 15-18, 2008. Proceedings. Volume 5401 of Lecture Notes in Computer Science, pages 428-445, Springer, 2008. [doi]