- IEEE Geosci. Remote Sensing Lett. 9(2):257-261 (2012)
- CoRR (2010)
- Springer, (2011)
- IEEE Trans. Knowl. Data Eng. 17(4):535-550 (2005)
- J. Symb. Comput. 6(1):83-98 (1988)
- CSL, volume 12 of LIPIcs, page 129-143. Schloss Dagstuhl - Leibniz-Zentrum fuer Informatik, (2011)
- Theor. Comput. Sci. 293(2):447-475 (2003)
- Journal of Applied Non-Classical Logics 21(2):177-200 (2011)
- Inf. Comput. 172(2):165-201 (2002)
- J. Comput. Syst. Sci. 34(1):1-18 (1987)
- CPM, volume 6661 of Lecture Notes in Computer Science, page 364-375. Springer, (2011)
- ESERNET, volume 2765 of Lecture Notes in Computer Science, page 142-165. Springer, (2003)
- ESERNET, volume 2765 of Lecture Notes in Computer Science, page 166-192. Springer, (2003)
- Verification: Theory and Practice, volume 2772 of Lecture Notes in Computer Science, page 182-207. Springer, (2003)
- WEA, volume 2647 of Lecture Notes in Computer Science, page 47-58. Springer, (2003)
- Comput. J. 29(4):322-329 (1986)
- Electr. Notes Theor. Comput. Sci. 86(1):49-60 (2003)
- International Journal of Software Engineering and Knowledge Engineering 10(5):605-626 (2000)
- FTP LNCS Selection, volume 1761 of Lecture Notes in Computer Science, page 126-136. Springer, (1998)
- FTP LNCS Selection, volume 1761 of Lecture Notes in Computer Science, page 109-125. Springer, (1998)


author