Issue No.07 - July (1984 vol.4)
Sabine Coquillart , National School of Mines of Saint-Etienne
Michel Gangnet , National School of Mines of Saint-Etienne
Improved techniques of surface interpolation, clipping, and hidden-surface elimination help solve some problems in generating perspective views of digital terrain data.
Sabine Coquillart, Michel Gangnet, "Shaded Display of Digital Maps", IEEE Computer Graphics and Applications, vol.4, no. 7, pp. 35-42, July 1984, doi:10.1109/MCG.1984.275877