1981年7月31日日食 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "1981年7月31日日食" in Chinese language version.

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astron.ac.cn

  • 樊忠玉. 日(月)食. 中国天文科普网. [2016-03-05]. (原始内容存档于2014-09-17). 

free.fr

xjubier.free.fr

harvard.edu

articles.adsabs.harvard.edu

  • R. R. Fisher, L. B. Lacey, K. A. Rock, E. A. Yasukawa, N. R. Sheeley Jr., D. J. Michels, R. A. Howard, M. J. Koomen, A. Bagrov. The Solar Corona on 31 July, 1981 (PDF). Solar Physics. 1983-03, 83: 233–242 [2016-03-06]. ISSN 0038-0938. (英文)

nasa.gov

eclipse.gsfc.nasa.gov

web.archive.org

worldcat.org

  • R. R. Fisher, L. B. Lacey, K. A. Rock, E. A. Yasukawa, N. R. Sheeley Jr., D. J. Michels, R. A. Howard, M. J. Koomen, A. Bagrov. The Solar Corona on 31 July, 1981 (PDF). Solar Physics. 1983-03, 83: 233–242 [2016-03-06]. ISSN 0038-0938. (英文)