Fabio Bettio Enrico Gobbetti Fabio Marton Giovanni Pintore High-quality networked terrain rendering from compressed bitstreams. 37-44 2007 conf/vrml/2007 Web3D http://doi.acm.org/10.1145/1229390.1229396 db/conf/vrml/web3d2007.html#BettioGMP07