(原始内容存档于2016-10-19). Scambos, Ted; Novak. On the Current Location of the Byrd “Snow Cruiser” and Other Artifacts from Little America I, II, III and Framheim. Polar
交流電場測量(英语:Alternating current field measurement) (ACFM,Alternating current field measurement) 交流電勢下降測量(英语:Alternating current potential drop measurement)