Karl Johan Åström, Tore Hägglund. Automatic tuning of simple regulators with specifications on phase and amplitude margins. Automatica, 20(5):645-651, 1984. [doi]
@article{AstromH84,
title = {Automatic tuning of simple regulators with specifications on phase and amplitude margins},
author = {Karl Johan Åström and Tore Hägglund},
year = {1984},
doi = {10.1016/0005-1098(84)90014-1},
url = {http://dx.doi.org/10.1016/0005-1098(84)90014-1},
researchr = {https://researchr.org/publication/AstromH84},
cites = {0},
citedby = {0},
journal = {Automatica},
volume = {20},
number = {5},
pages = {645-651},
}