@article{KurzweilShamoninChamonine2018, author = {Peter Kurzweil and Mikhail Shamonin (Chamonine)}, title = {State-of-Charge Monitoring by Impedance Spectroscopy during Long-Term Self-Discharge of Supercapacitors and Lithium-Ion Batteries}, journal = {Batteries}, volume = {4}, number = {3}, pages = {1 -- 13}, doi = {10.3390/batteries4030035}, year = {2018}, }