@article{bullock1983satisfying, title = {Satisfying Loudspeaker Crossover Constraints with Conventional Networks-Old and New Designs}, author = {Bullock, III, Robert M.}, journal = {J. Audio Eng. Soc}, volume = {31}, number = {7/8}, pages = {489--499}, year = {1983}, url = {https://www.aes.org/e-lib/browse.cfm?elib=4563} }