BibTex format
@article{Dai:2013:10.1109/TAC.2013.2253272,
author = {Dai, W and Yueksel, S},
doi = {10.1109/TAC.2013.2253272},
journal = {IEEE TRANSACTIONS ON AUTOMATIC CONTROL},
pages = {2372--2376},
title = {Observability of a Linear System Under Sparsity Constraints},
url = {http://dx.doi.org/10.1109/TAC.2013.2253272},
volume = {58},
year = {2013}
}