div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=this-article-is-contributed-to-iugg2003-at-hw07-llil-il-created-date-9262003htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: This article is contributed to IUGG2003 at HW07 · llil Il Created Date: 9262003 3:00:40 PM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220428035f4b1882e1474b316773ec71html5thumbnails1jpg width=140 height=200 divpThis article is contributed to IUGG2003 at HW07pdiv