PASCO
Rubén Malonda y Abilio Orts
Rubén Malonda
Jos de Jong
Excelsior
SpaceTime Mathematics
Ephemeron Industries
Jay Nick
Agil Mente
Michal Mecinski
Markus Hohemwarter
Tux of Math Command Team
Rene Grothmann
GraphNow Software
Joustra Software
Ariya Hidayat
INRIA
Wiris
Universitat Bayreuth
GraphNow Software
Andrej Vodopivec
4x4 Software
Heinz van Saanen
Singleton Software
HelpSmith.com
Miguel Conde
GEUP.net
Eric Hakenholz