377 citations · 10.4k across the 145 of their papers we have counts for
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astro-ph1996★ 67 cited
The evolution of ultraviolet emission lines from the circumstellar material surrounding SN 1987A
G. Sonneborn, C. Fransson, P. Lundqvist +5
The presence of narrow high-temperature emission lines from nitrogen-rich gas close to SN 1987A has been the principal observational constraint on the evolu- tionary status of the…
astro-ph1996★ 35 cited
Hubble Space Telescope Spectroscopic Observations of the Ejecta of SN 1987A at 2000 Days
Lifan Wang, J. Craig Wheeler, Robert P. Kirshner +6
We have used the Faint Object Spectrograph on the Hubble Space Telescope to observe the spectra of SN 1987A over the wavelength range 2000 -- 8000\ Å on dates 1862 and 2210 days af…