Luc Knockaert. Matrix nearness-based guaranteed passive system approximation. Systems & Control Letters, 62(9):795-804, 2013. [doi]
@article{Knockaert13, title = {Matrix nearness-based guaranteed passive system approximation}, author = {Luc Knockaert}, year = {2013}, doi = {10.1016/j.sysconle.2013.04.010}, url = {http://dx.doi.org/10.1016/j.sysconle.2013.04.010}, researchr = {https://researchr.org/publication/Knockaert13}, cites = {0}, citedby = {0}, journal = {Systems & Control Letters}, volume = {62}, number = {9}, pages = {795-804}, }