Ultra low frequency (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Ultra low frequency" in English language version.

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books.google.com

US Federal Standard 1037B: Telecommunications, Glossary of Telecommunications Terms. Office of Technology Standards, General Services Administration. 3 June 1991. pp. S-18.

doi.org

V. A. Pilipenko, "ULF waves on the ground and in space", Journal of Atmospheric and Terrestrial Physics, Volume 52, Issue 12, December 1990, pp. 1193–1209, ISSN 0021-9169, doi:10.1016/0021-9169(90)90087-4.
T. Bösinger and S. L. Shalimov, "On ULF Signatures of Lightning Discharges", Space Science Reviews, Volume 137, Issue 1, pp. 521–532, June 2008, doi:10.1007/s11214-008-9333-4.
Fraser-Smith, Antony C.; Bernardi, A.; McGill, P. R.; Ladd, M. E.; Helliwell, R. A.; Villard, Jr., O. G. (August 1990). "Low-Frequency Magnetic Field Measurements Near the Epicenter of the M_s 7.1 Loma Prieta Earthquake" (PDF). Geophysical Research Letters. 17 (9): 1465–1468. Bibcode:1990GeoRL..17.1465F. doi:10.1029/GL017i009p01465. ISSN 0094-8276. OCLC 1795290. Retrieved December 18, 2010.
Thomas, J. N.; Love, J. J.; Johnston, M. J. S. (April 2009). "On the reported magnetic precursor of the 1989 Loma Prieta earthquake". Physics of the Earth and Planetary Interiors. 173 (3–4): 207–215. Bibcode:2009PEPI..173..207T. doi:10.1016/j.pepi.2008.11.014.

harvard.edu

ui.adsabs.harvard.edu

Fraser-Smith, Antony C.; Bernardi, A.; McGill, P. R.; Ladd, M. E.; Helliwell, R. A.; Villard, Jr., O. G. (August 1990). "Low-Frequency Magnetic Field Measurements Near the Epicenter of the M_s 7.1 Loma Prieta Earthquake" (PDF). Geophysical Research Letters. 17 (9): 1465–1468. Bibcode:1990GeoRL..17.1465F. doi:10.1029/GL017i009p01465. ISSN 0094-8276. OCLC 1795290. Retrieved December 18, 2010.
Thomas, J. N.; Love, J. J.; Johnston, M. J. S. (April 2009). "On the reported magnetic precursor of the 1989 Loma Prieta earthquake". Physics of the Earth and Planetary Interiors. 173 (3–4): 207–215. Bibcode:2009PEPI..173..207T. doi:10.1016/j.pepi.2008.11.014.

itu.int

Final Acts WRC-15 (PDF). World Radiocommunication Conference. Geneva, Switzerland: International Telecommunications Union. 2015. p. 4. Retrieved 2025-01-12.

nat-hazards-earth-syst-sci.net

O. Molchanov, A. Schekotov, E. Fedorov, G. Belyaev, and E. Gordeev, "Preseismic ULF electromagnetic effect from observation at Kamchatka", Natural Hazards and Earth System Sciences, Volume 3, pp. 203–209, 2003

navy.mil

weather.nps.navy.mil

HF and Lower Frequency Radiation - Introduction Archived 2005-11-09 at the Wayback Machine

stanford.edu

ee.stanford.edu

Fraser-Smith, Antony C.; Bernardi, A.; McGill, P. R.; Ladd, M. E.; Helliwell, R. A.; Villard, Jr., O. G. (August 1990). "Low-Frequency Magnetic Field Measurements Near the Epicenter of the M_s 7.1 Loma Prieta Earthquake" (PDF). Geophysical Research Letters. 17 (9): 1465–1468. Bibcode:1990GeoRL..17.1465F. doi:10.1029/GL017i009p01465. ISSN 0094-8276. OCLC 1795290. Retrieved December 18, 2010.

technologyreview.com

KentuckyFC (December 9, 2010). "Spacecraft Saw ULF Radio Emissions over Haiti before January Quake". Cambridge, Massachusetts: MIT Technology Review. Retrieved December 18, 2010.

web.archive.org

HF and Lower Frequency Radiation - Introduction Archived 2005-11-09 at the Wayback Machine

worldcat.org

worldcat.org

V. A. Pilipenko, "ULF waves on the ground and in space", Journal of Atmospheric and Terrestrial Physics, Volume 52, Issue 12, December 1990, pp. 1193–1209, ISSN 0021-9169, doi:10.1016/0021-9169(90)90087-4.

search.worldcat.org

Fraser-Smith, Antony C.; Bernardi, A.; McGill, P. R.; Ladd, M. E.; Helliwell, R. A.; Villard, Jr., O. G. (August 1990). "Low-Frequency Magnetic Field Measurements Near the Epicenter of the M_s 7.1 Loma Prieta Earthquake" (PDF). Geophysical Research Letters. 17 (9): 1465–1468. Bibcode:1990GeoRL..17.1465F. doi:10.1029/GL017i009p01465. ISSN 0094-8276. OCLC 1795290. Retrieved December 18, 2010.