@article{risberg1981digital, title = {Digital Additive Synthesis for Computer Music}, author = {Risberg, Jeffrey S. and Shapiro, Gerald M.}, journal = {J. Audio Eng. Soc}, volume = {29}, number = {12}, pages = {902--905}, year = {1981}, url = {https://www.aes.org/e-lib/browse.cfm?elib=3864} }