@article{acoustin1974the, title = {The Post Ultimate LSH Loudspeaker}, author = {Acoustin, I. Rogue}, journal = {J. Audio Eng. Soc}, volume = {22}, number = {5}, pages = {338, 339}, year = {1974}, url = {https://www.aes.org/e-lib/browse.cfm?elib=2756} }