- IEEE Software 15(4):43-45 (1998)
- IEEE Trans. Vis. Comput. Graph. 15(6):881-888 (2009)
- IEEE Computer Graphics and Applications 22(3):12-15 (2002)
- Journal of Micromechanics and Microengineering 11(3):263 (2001)
- University of California Press, Berkeley u.a., (1994)
- Computer Applications in the Biosciences 4(2):291-295 (1988)
- iConference, page 678-679. ACM, (2011)
- JORS 62(1):69-80 (2011)
- European Journal of Operational Research 124(2):422-436 (2000)
- Australian Journal of Political Science 33(2):167 (1998)
- Phys. Rev. B (1999)
- Journal of Statistical Software (2008)
- Journal of Statistical Software 27(8):1--25 (Jun 6, 2008)
- American Sociological Review 50(4):438--457 (August 1985)
- American Journal of Political Science 40(3):632--659 (August 1996)
- F. Cass, London, (1962)
- Bioinformatics 25(21):2872-2877 (2009)
- American Journal of Political Science (1998)
- American Journal of Political Science 44(2):375--404 (2000)
- The American Political Science Review 88(2):412--423 (1994)


author