Show
2 citations
related to Pettersen, Bjorn Ragnvald
Show
2 citations
related to Pettersen, Bjorn Ragnvald as an author
Article
Bjorn Ragnvald Pettersen
(2019)
Merz telescopes at the University Observatory in Christiania, Norway.
Journal of Astronomical History and Heritage
(pp. 65-77).
(/isis/citation/CBB142832868/)
Article
Pettersen, Bjorn Ragnvald
(2015)
Astrometry, Morphology, and Polarimetry of Comet Donati in 1858.
Journal of Astronomical History and Heritage
(pp. 98-106).
(/isis/citation/CBB001551814/)
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