Nuel Belnap, Michael Perloff. In the Realm of Agents. Annals of Mathematics and Artificial Intelligence, 9(1-2):25-48, 1993.
@article{BelnapP93,
title = {In the Realm of Agents},
author = {Nuel Belnap and Michael Perloff},
year = {1993},
researchr = {https://researchr.org/publication/BelnapP93},
cites = {0},
citedby = {0},
journal = {Annals of Mathematics and Artificial Intelligence},
volume = {9},
number = {1-2},
pages = {25-48},
}