measurement of Faraday effect of translucent material in the entire visiblespectrum. Measurement (Elsevier BV). 2020, 162: 107912. Bibcode:2020Meas..16207912K
1086/323920 . Wolf-Rayet shells (页面存档备份,存于互联网档案馆) showing a spectrum of WR 135 WR134 Ring Nebula (页面存档备份,存于互联网档案馆) with WR 135 visible in the top left corner