1. Alur, R., Arenas, M., Barcelo, P., Etessami, K., Immerman, N., Libkin, L.: First-order and temporal logics for nested words. In: Logic in Computer Science (LICS 2007), Washington, DC, USA, pp. 151–160. IEEE Computer Society, Los Alamitos (2007)
2. Lecture Notes in Computer Science;R. Alur,2010
3. Lecture Notes in Computer Science;R. Alur,2004
4. Lecture Notes in Computer Science;M. Barnett,2005
5. Boudol, G., Larsen, K.: Graphical versus logical specifications. Theoretical Computer Science 106, 3–20 (1992)