@conference{risbo1994field, title = {Field-Programmable Gate-Array-Based 32-Times Oversampling Eighth-Order Sigma-Delta Audio DAC}, author = {Risbo, Lars}, booktitle = {Audio Engineering Society Convention 96}, month = {Feb}, year = {1994}, url = {https://www.aes.org/e-lib/browse.cfm?elib=6424} }