@article{self1987ultra, title = {Ultra-Low-Noise Amplifiers and Granularity Distortion}, author = {Self, Douglas R.}, journal = {J. Audio Eng. Soc}, volume = {35}, number = {11}, pages = {907--915}, year = {1987}, url = {https://www.aes.org/e-lib/browse.cfm?elib=5175} }