Timothy H. Hughes. A theory of passive linear systems with no assumptions. Automatica, 86:87-97, 2017. [doi]
@article{Hughes17-5,
title = {A theory of passive linear systems with no assumptions},
author = {Timothy H. Hughes},
year = {2017},
doi = {10.1016/j.automatica.2017.08.017},
url = {https://doi.org/10.1016/j.automatica.2017.08.017},
researchr = {https://researchr.org/publication/Hughes17-5},
cites = {0},
citedby = {0},
journal = {Automatica},
volume = {86},
pages = {87-97},
}