@conference{suwa1979heat, title = {Heat Pipe Cooling Enables Loudspeaker to Handle Higher Power}, author = {Suwa, Hisashi and Ugaji, Masana and Sakurai, Sadaaki}, booktitle = {Audio Engineering Society Convention 63}, month = {May}, year = {1979}, url = {https://www.aes.org/e-lib/browse.cfm?elib=2875} }