Ian M. Hodkinson. Complexity of monodic guarded fragments over linear and real time. Annals of Pure and Applied Logic, 138(1-3):94-125, 2006. [doi]
@article{Hodkinson06,
title = {Complexity of monodic guarded fragments over linear and real time},
author = {Ian M. Hodkinson},
year = {2006},
doi = {10.1016/j.apal.2005.06.007},
url = {http://dx.doi.org/10.1016/j.apal.2005.06.007},
researchr = {https://researchr.org/publication/Hodkinson06},
cites = {0},
citedby = {0},
journal = {Annals of Pure and Applied Logic},
volume = {138},
number = {1-3},
pages = {94-125},
}