by Gerald Berger, Lev D. Beklemishev, Hans Tompits
Reference:
A many-sorted variant of Japaridze's polymodal provability logicGerald Berger, Lev D. Beklemishev, Hans TompitsLogic Journal of the IGPL, volume 26, number 5, pages 505–538, 2018.
Bibtex Entry:
@article{DBLP:journals/igpl/BergerBT18,
author = {Gerald Berger and
Lev D. Beklemishev and
Hans Tompits},
title = {A many-sorted variant of Japaridze's polymodal provability logic},
journal = {Logic Journal of the {IGPL}},
volume = {26},
number = {5},
pages = {505--538},
year = {2018},
url = {https://doi.org/10.1093/jigpal/jzy012},
doi = {10.1093/jigpal/jzy012},
timestamp = {Mon, 15 Oct 2018 16:40:18 +0200},
biburl = {https://dblp.org/rec/bib/journals/igpl/BergerBT18},
bibsource = {dblp computer science bibliography, https://dblp.org}
}