@conference{watanabe2015active, title = {Active Field Control in the Teatr Wielki—Opera Narodowa}, author = {Watanabe, Takayuki and Miyazaki, Hideo and Sawara, Shinichi and Ikeda, Masahiro and Bakker, Ron}, booktitle = {Audio Engineering Society Convention 138}, month = {May}, year = {2015}, url = {https://www.aes.org/e-lib/browse.cfm?elib=17754} }