This free software concepts maps were presented in ICOS2012(Taiwan), RMLL 2010(France), OSWC2009 (Spain), used in more than 400 web pages, used by the UNESCO as the back cover, ...
Used in wikipedia about free software in other-languages:
All its parts are free licenced. There is a link inside the concept map to have all that info very detalled with links. In a short way that is:
René Mérou [h(at)es.gnu.org] and this list of authors related to the icons in http://es.gnu.org/~reneme/fsmap/fsmap-contents.svg[dead link] : Rubén Rodríguez Pérez, Sun Microsystems, Hitflip team, Ricardo Fernandez Fuentes, David Vignoni, User: Aurelio A. Heckert, (Larry Ewing, Simon Budig and Anja Gerwinski), Agnieszka "pixelgirl" Czajkowska, Frédéric Bellaiche, Sven (Wikipedia), Everaldo Coelho, Ruud Kuin, Nicolas P. Rougier, The Oxygen Team, The GIMP art/developer team, David Šebík, Gryn Frøiland and Håvard Frøiland, Scribus team, Yug, Tango-artists, GNUX Art, 'Cathbard Druid', Joshua "Jag" Ginsberg and the Apache Software Fundation. For this and the Gnome theme extras follow that link for more details.
It has a dual license GPL >=2.
Licencizo
Me, la posedanto dil autoroyuro pri ica imajo/arkivo, permisos lua uzado camaniere:
partigar – kopiar, distributar e transsendar la verko
Mixar – adaptar l'arkivo
Segun la sequanta kondicioni:
Atribuo – Vu mustas referar l'artiklo o verko segun la formo definita dal autoro o dal proprietero dil autoroyuro, ed informar se modifikuri facesis. Vu mustas facar to per justa formo, ma ne insinuar ke l'autoro konfidis ol a vu, od aprobis vua uzo dil artiklo.
partigar identa ('share alike') – Se vu modifikos, transformos od augmentos ica verko, vu mustos distributar la rezulto segun la sama, o simila licenco, quale l'originalo.