1 J.. Senekowitsch, S.M. O’Neill, H.-J.. Werner, and P.. Knowles, Journal of Physics B: Atomic, Molecular and Optical Physics 24, (1991).
1 G.. Salvesen, K.. Beckwith, J.B. Simon, S.M. O’Neill, and M.C. Begelman, Monthly Notices of the Royal Astronomical Society 438, (2014).
1 S.M. O’Neill, K.. Beckwith, and M.C. Begelman, Monthly Notices of the Royal Astronomical Society 422, (2012).