Abstract
A new expanded list of emission and absorption red-shifts of quasistellar and related objects has been compiled. The evidence suggests that the absorption lines arise in the QSOs and not in an intervening medium.
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BURBIDGE, G., BURBIDGE, E. Red-shifts of Quasi-stellar Objects and Related Extragalactic Systems. Nature 222, 735–741 (1969). https://doi.org/10.1038/222735a0
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DOI: https://doi.org/10.1038/222735a0
