GEM - International Journal on Geomathematics
GEM - International Journal on Geomathematics > 2010 > 1 > 1 > 101-120
GEM - International Journal on Geomathematics > 2011 > 1 > 2 > 205-256
GEM - International Journal on Geomathematics > 2012 > 3 > 2 > 279-295