BibTex format
@article{Cascini:2021:CMH/517,
author = {Cascini, P and Ejiri, S and Kollar, J and Zhang, L},
doi = {CMH/517},
journal = {Commentarii Mathematici Helvetici},
pages = {465--481},
title = {Subadditivity of Kodaira dimension does not hold in positive characteristic},
url = {http://dx.doi.org/10.4171/CMH/517},
volume = {96},
year = {2021}
}