div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader030vdocumentsnetreader030viewer20220310155b991add09d3f2fd558d2aa3html5page1jpg target=_blank img data-url=27843-i-1710-v-33-no-3-p-417-440-1981-a-method-of-defining-topographichtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: 27843 I 1710 · v 33 no 3 P 417-440 1981 A method of defining topographic datums of planetary bodies: Annales de Géophysique AGEPA 7 tome 37 fascicule 1 p 147-160 Wu loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsnetreader030viewer20220310155b991add09d3f2fd558d2aa3html5thumbnails1jpg width=140 height=200 adivdiv