wxDicom includes a number of different novel research algorithms. If you use wxDicom as part of your research, or any other project which you are writing up in some way, please cite the web address for the software, which is:
https://mi.eng.cam.ac.uk/Main/GMT_wxDicom
You should also cite a paper or papers appropriate to the features you are using.
[1] describes this technique, referred to as Refined Metal Artefact Reduction (RMAR), though the software includes some small improvements on the original version.
[1] describes the original Bitonic Filter, which is a technique based on mathematical morphology to reduce noise (any signal which is not bitonic over a particular range) in images, [2] describes the extension to a more flexible structurally varying approach, and [3] a further, and much higher performance, extension to a locally-adaptive version (Bitonic MX).