BibTex format
@article{Thornhill:2003:10.1016/S0959-1524(02)00007-0,
author = {Thornhill, NF and Huang, B and Zhang, H},
doi = {10.1016/S0959-1524(02)00007-0},
journal = {JOURNAL OF PROCESS CONTROL},
pages = {91--100},
title = {Detection of multiple oscillations in control loops},
url = {http://dx.doi.org/10.1016/S0959-1524(02)00007-0},
volume = {13},
year = {2003}
}