@article{clark1965intensities, title = {Intensities of Orchestral Instrument Scales Played at Prescribed Dynamic Markings}, author = {Clark, Melville and Luce, David}, journal = {J. Audio Eng. Soc}, volume = {13}, number = {2}, pages = {151--157}, year = {1965}, url = {https://www.aes.org/e-lib/browse.cfm?elib=1209} }