Μπάρναρντ 68 (Greek Wikipedia)

Analysis of information sources in references of the Wikipedia article "Μπάρναρντ 68" in Greek language version.

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doi.org

dx.doi.org

eso.org

  • «The Dark Cloud B68 at Different Wavelengths». Ευρωπαϊκό Νότιο Αστεροσκοπείο. Ανακτήθηκε στις 30 Ιανουαρίου 2012. 
  • Alves, João; Lada, Charles; Lada, Elizabeth (΄Μάρτιος 2001). «Seeing the light through the dark». The Messenger 103: 15–20. Bibcode2001Msngr.103....1A. http://www.eso.org/sci/publications/messenger/archive/no.103-mar01/messenger-no103-1-1.pdf. 

harvard.edu

adsabs.harvard.edu

nasa.gov

apod.nasa.gov

nih.gov

ncbi.nlm.nih.gov

  • Alves, João F.; Lada, Charles J.; Lada, Elizabeth A. (Ιανουάριος 2001). «Internal structure of a cold dark molecular cloud inferred from the extinction of background starlight». Nature 409 (6817): 159–161. doi:10.1038/35051509. PMID 11196632. Bibcode2001Natur.409..159A. 

web.archive.org

worldcat.org