@article{202207.0137, doi = {10.20944/preprints202207.0137.v1}, url = {https://doi.org/10.20944/preprints202207.0137.v1}, year = 2022, month = {July}, publisher = {Preprints}, author = {Robert Guterres and César Niche and Cilon Perusato and Paulo Zingano}, title = {Upper and Lower Hm Estimates for Solutions to Dissipative Systems}, journal = {Preprints} }