@conference{frederiksen2000a, title = {A Novel Audio Power Amplifier Topology with High Efficiency and State-of-the-Art Performance}, author = {Frederiksen, Thomas and Bengtsson, Henrik and Nielsen, Karsten}, booktitle = {Audio Engineering Society Convention 109}, month = {Sep}, year = {2000}, url = {https://www.aes.org/e-lib/browse.cfm?elib=9141} }