div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader030vdocumentsusreader030viewer202202191958764f8a1a28ab0d198b667fhtml5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: Poster relief inversion effect in terrain representations: Where should we place the light source Julien Biland src=https:reader030vdocumentsusreader030viewer202202191958764f8a1a28ab0d198b667fhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdiv