Michael R. Fellows, Jörg Flum, Danny Hermelin, Moritz Müller, Frances A. Rosamond. W-Hierarchies Defined by Symmetric Gates. Theory Comput. Syst., 46(2):311-339, 2010. [doi]
@article{FellowsFHMR10,
title = {W-Hierarchies Defined by Symmetric Gates},
author = {Michael R. Fellows and Jörg Flum and Danny Hermelin and Moritz Müller and Frances A. Rosamond},
year = {2010},
doi = {10.1007/s00224-008-9138-6},
url = {http://dx.doi.org/10.1007/s00224-008-9138-6},
researchr = {https://researchr.org/publication/FellowsFHMR10},
cites = {0},
citedby = {0},
journal = {Theory Comput. Syst.},
volume = {46},
number = {2},
pages = {311-339},
}