Alfredo C. Desages, Liliana Castro, Hernán Cendra. Distance of a complex coefficient stable polynomial from the boundary of the stability set. Multidim. Syst. Sign. Process., 2(2):189-210, 1991. [doi]
@article{DesagesCC91,
title = {Distance of a complex coefficient stable polynomial from the boundary of the stability set},
author = {Alfredo C. Desages and Liliana Castro and Hernán Cendra},
year = {1991},
doi = {10.1007/BF01938223},
url = {https://doi.org/10.1007/BF01938223},
researchr = {https://researchr.org/publication/DesagesCC91},
cites = {0},
citedby = {0},
journal = {Multidim. Syst. Sign. Process.},
volume = {2},
number = {2},
pages = {189-210},
}