Olivier Terraz Guillaume Guimberteau Stéphane Mérillou Dimitri Plemenos Djamchid Ghazanfarpour 3Gmap L-systems: an application to the modelling of wood. 165-180 2009 25 The Visual Computer 2 http://dx.doi.org/10.1007/s00371-008-0212-5 db/journals/vc/vc25.html#TerrazGMPG09