Frank L. Lewis. A review of 2-D implicit systems. Automatica, 28(2):345-354, 1992. [doi]
@article{Lewis92a, title = {A review of 2-D implicit systems}, author = {Frank L. Lewis}, year = {1992}, doi = {10.1016/0005-1098(92)90120-5}, url = {http://dx.doi.org/10.1016/0005-1098(92)90120-5}, researchr = {https://researchr.org/publication/Lewis92a}, cites = {0}, citedby = {0}, journal = {Automatica}, volume = {28}, number = {2}, pages = {345-354}, }