Halleys komet (Norwegian Nynorsk Wikipedia)

Analysis of information sources in references of the Wikipedia article "Halleys komet" in Norwegian Nynorsk language version.

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1astrosociety.org

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1meteoritt-list-archives.com

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astrosociety.org

«What Have We Learned About Halley's Comet?». Astronomical Society of the Pacific (No. 6 – Fall 1986). 1986. Henta 16 desember 2008.

doi.org

dx.doi.org

G. Cevolani, G. Bortolotti and A. Hajduk (1987). «Halley, comet's mass loss and age». Il Nuovo Cimento C (Italian Physical Society) 10 (5): 587–591. Bibcode:1987NCimC..10..587C. doi:10.1007/BF02507255. ^{[daud lenkje]}
R. Z. Sagdeev, P. E. Elyasberg, V. I. Moroz. (1988). «Is the nucleus of Comet Halley a low density body?». Nature 331 (6153): 240–242. Bibcode:1988Natur.331..240S. doi:10.1038/331240a0.
S. J. Peale (1989). «On the tettleik of Halley's comet». Icarus 82 (1): 36–49. Bibcode:1989Icar...82...36P. doi:10.1016/0019-1035(89)90021-3. «densities obtained by this procedure are in reasonable agreement with intuitive expectations of densities near 1 g/cm3, the uncertainties in several parameters and assumptions expand the error bars so far as to make the constraints on the tettleik uniformative ... suggestion that cometary nuclei tend to by very fluffy, ... should not yet be adopted as a paradigm of cometary physics.»

eso.org

«New Image of Comet Halley in the Cold». Europaan Southern Observatory. 1. september 2003. Arkivert frå originalen 27. august 2009. Henta 22. februar 2009.

harvard.edu

adsabs.harvard.edu

G. Cevolani, G. Bortolotti and A. Hajduk (1987). «Halley, comet's mass loss and age». Il Nuovo Cimento C (Italian Physical Society) 10 (5): 587–591. Bibcode:1987NCimC..10..587C. doi:10.1007/BF02507255. ^{[daud lenkje]}
R. Z. Sagdeev, P. E. Elyasberg, V. I. Moroz. (1988). «Is the nucleus of Comet Halley a low density body?». Nature 331 (6153): 240–242. Bibcode:1988Natur.331..240S. doi:10.1038/331240a0.
S. J. Peale (1989). «On the tettleik of Halley's comet». Icarus 82 (1): 36–49. Bibcode:1989Icar...82...36P. doi:10.1016/0019-1035(89)90021-3. «densities obtained by this procedure are in reasonable agreement with intuitive expectations of densities near 1 g/cm3, the uncertainties in several parameters and assumptions expand the error bars so far as to make the constraints on the tettleik uniformative ... suggestion that cometary nuclei tend to by very fluffy, ... should not yet be adopted as a paradigm of cometary physics.»

meteoritt-list-archives.com

R. R. Britt (29. november 2001). «Comet Borrelly Puzzle: Darkest Object in the solsystemet». Space.com. Henta 16 desember 2008. ^{[daud lenkje]}

nasa.gov

ssd.jpl.nasa.gov

Donald K. Yeomans. «Horizon Online Ephemeris System». California Institute of Technology, Jet Propulsion Laboratory. Henta 8. september 2006.
«JPL Small-Body Database Browser: 1P/Halley». Jet Propulsion Laboratory. 11. januar 1994 last obs. Henta 13. oktober 2008.

springerlink.com

G. Cevolani, G. Bortolotti and A. Hajduk (1987). «Halley, comet's mass loss and age». Il Nuovo Cimento C (Italian Physical Society) 10 (5): 587–591. Bibcode:1987NCimC..10..587C. doi:10.1007/BF02507255. ^{[daud lenkje]}

web.archive.org

«New Image of Comet Halley in the Cold». Europaan Southern Observatory. 1. september 2003. Arkivert frå originalen 27. august 2009. Henta 22. februar 2009.