References
Andreas Dress
(2000-2009)
X(2005). Data structures and virtual worlds. In M. H. G. . Hoffmann, J. Lenhard, & F. Seeger (Eds.). Activity and sign (pp. 299-304). Dordrecht: Springer.
(2000-2009)
X(2005). Data structures and virtual worlds. In M. H. G. . Hoffmann, J. Lenhard, & F. Seeger (Eds.). Activity and sign (pp. 299-304). Dordrecht: Springer.