%0 Journal Article %J Phys. Rev. %D 2018 %T {High-precision measurements of $n=2\rightarrow n=1$ transition energies and level widths in He- and Be-like argon ions} %A Machado, J %A Szabo, C. I. %A J P Santos %A P Amaro %A M Guerra %A Gumberidze, A. %A Bian, Guojie %A Isac, J. M. %A P. Indelicato %P 032517 %V 97 %X n/a %Z n/a