Artur Kornilowicz, Adam Naumowicz. Niven's Theorem. Formalized Mathematics, 24(4):301-308, 2016. [doi]
@article{KornilowiczN16,
title = {Niven's Theorem},
author = {Artur Kornilowicz and Adam Naumowicz},
year = {2016},
doi = {10.1515/forma-2016-0026},
url = {http://dx.doi.org/10.1515/forma-2016-0026},
researchr = {https://researchr.org/publication/KornilowiczN16},
cites = {0},
citedby = {0},
journal = {Formalized Mathematics},
volume = {24},
number = {4},
pages = {301-308},
}