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\bibitem{vanAarle_etal2015} {\textquotedblleft}\textit{The ASTRA Toolbox: A platform for advanced algorithm development in electron tomography}{\textquotedblright}. van Aarle W, Palenstijn WJ, De Beenhouwer J, Altantzis T, Bals S, Batenburg KJ, Sijbers J, Ultramicroscopy \textbf{157}, 35 (2015).   http://doi.org/10.1016/j.ultramic.2015.05.002

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