Franziska Biegler, Ian McQuillan, Kai Salomaa. An infinite hierarchy induced by depth synchronization. Theoretical Computer Science, 387(2):113-124, 2007. [doi]
@article{BieglerMS07,
title = {An infinite hierarchy induced by depth synchronization},
author = {Franziska Biegler and Ian McQuillan and Kai Salomaa},
year = {2007},
doi = {10.1016/j.tcs.2007.07.031},
url = {http://dx.doi.org/10.1016/j.tcs.2007.07.031},
tags = {synchronization},
researchr = {https://researchr.org/publication/BieglerMS07},
cites = {0},
citedby = {0},
journal = {Theoretical Computer Science},
volume = {387},
number = {2},
pages = {113-124},
}