@article{heegaard1992the, title = {The Reproduction of Sound in Auditory Perspective and a Compatible System of Stereophony}, author = {Heegaard, Fr.}, journal = {J. Audio Eng. Soc}, volume = {40}, number = {10}, pages = {802--808}, year = {1992}, url = {https://www.aes.org/e-lib/browse.cfm?elib=10280} }