(页面存档备份,存于互联网档案馆) Delphi[2] L3 Opal[3] (页面存档备份,存于互联网档案馆) for the 超級質子同步加速器 The COMPASS Experiment Gargamelle NA49 At 费米国立加速器实验室 for the 兆電子伏特加速器 CDF (页面存档备份,存于互联网档案馆)
沈括《梦溪笔谈》卷二十四 杂志一 Schmidl, Petra G. Two Early Arabic Sources On The Magnetic Compass. Journal of Arabic and Islamic Studies. 1996–97, 1: 81–132. http://www