Noam Nisan, Amnon Ta-Shma. Symmetric logspace is closed under complement. In Proceedings of the Twenty-Seventh Annual ACM Symposium on Theory of Computing, 29 May-1 June 1995, Las Vegas, Nevada, USA. pages 140-146, ACM, 1995. [doi]
@inproceedings{NisanT95,
title = {Symmetric logspace is closed under complement},
author = {Noam Nisan and Amnon Ta-Shma},
year = {1995},
doi = {10.1145/225058.225101},
url = {http://doi.acm.org/10.1145/225058.225101},
researchr = {https://researchr.org/publication/NisanT95},
cites = {0},
citedby = {0},
pages = {140-146},
booktitle = {Proceedings of the Twenty-Seventh Annual ACM Symposium on Theory of Computing, 29 May-1 June 1995, Las Vegas, Nevada, USA},
publisher = {ACM},
}