Dante C. Youla, Joseph J. Bongiorno Jr., C. N. Lu. Single-loop feedback-stabilization of linear multivariable dynamical plants. Automatica, 10(2):159-173, 1974. [doi]
@article{YoulaBL74, title = {Single-loop feedback-stabilization of linear multivariable dynamical plants}, author = {Dante C. Youla and Joseph J. Bongiorno Jr. and C. N. Lu}, year = {1974}, doi = {10.1016/0005-1098(74)90021-1}, url = {https://doi.org/10.1016/0005-1098(74)90021-1}, researchr = {https://researchr.org/publication/YoulaBL74}, cites = {0}, citedby = {0}, journal = {Automatica}, volume = {10}, number = {2}, pages = {159-173}, }