National Research Council (U.S.). Panel on High Magnetic Field Research and Facilities. Defense Technology - High Frequency Radiation. High-Magnetic-Field Research and Facilities. Washington, D.C.: National Academy of Sciences. 1979: 50–51 [2013-09-15]. OCLC 13876197. (原始内容存档于2017-02-17).
web.archive.org
National Research Council (U.S.). Panel on High Magnetic Field Research and Facilities. Defense Technology - High Frequency Radiation. High-Magnetic-Field Research and Facilities. Washington, D.C.: National Academy of Sciences. 1979: 50–51 [2013-09-15]. OCLC 13876197. (原始内容存档于2017-02-17).
worldcat.org
National Research Council (U.S.). Panel on High Magnetic Field Research and Facilities. Defense Technology - High Frequency Radiation. High-Magnetic-Field Research and Facilities. Washington, D.C.: National Academy of Sciences. 1979: 50–51 [2013-09-15]. OCLC 13876197. (原始内容存档于2017-02-17).