@article{M Heirwegh2013, author = "C M Heirwegh and I Pradler and J L Campbell", title = "{Target origins, purity levels and PIXE analyses of trace elements}", year = "2013", month = "9", url = "https://iop.figshare.com/articles/dataset/_Target_origins_purity_levels_and_PIXE_analyses_of_trace_elements/1012793", doi = "10.6084/m9.figshare.1012793.v1" }