Timo Reis, Matthias Voigt. The Kalman-Yakubovich-Popov inequality for differential-algebraic systems: Existence of nonpositive solutions. Systems & Control Letters, 86:1-8, 2015. [doi]
@article{ReisV15,
title = {The Kalman-Yakubovich-Popov inequality for differential-algebraic systems: Existence of nonpositive solutions},
author = {Timo Reis and Matthias Voigt},
year = {2015},
doi = {10.1016/j.sysconle.2015.09.003},
url = {http://dx.doi.org/10.1016/j.sysconle.2015.09.003},
researchr = {https://researchr.org/publication/ReisV15},
cites = {0},
citedby = {0},
journal = {Systems & Control Letters},
volume = {86},
pages = {1-8},
}