@ARTICLE{hornberger_ultramic_2007,
    Author         = {B. Hornberger and M. Feser and C. Jacobsen},
    Journal        = {Ultramicroscopy},
    Number         = {8},
    Pages          = {644--655},
    Title          = {Quantitative amplitude and phase contrast imaging in a scanning transmission x-ray microscope},
    Volume         = {107},
    Year           = {2007}
}