@article{nusslein2021positivity, title={Positivity-Preserving Adaptive {R}unge-{K}utta Methods}, author={N\"u{\ss}lein, Stephan and Ranocha, Hendrik and Ketcheson, David I}, journal={Communications in Applied Mathematics and Computational Science}, year={2021}, month={11}, doi={10.2140/camcos.2021.16.155}, volume={16}, number={2}, pages={155--179}, eprint={2005.06268}, eprinttype={arxiv}, eprintclass={math.NA} }