@article{GDZPPN001184628,
title = {Tracking poles and representing Hankel operators directly from data.},
journal = {Numerische Mathematik},
volume = {58},
year = {1990},
pages = {641-660},
zbl = {0726.30003},
url = {http://dml.mathdoc.fr/item/GDZPPN001184628}
}
Spain, P.G.; Young, N.J.; Helton, J.W. Tracking poles and representing Hankel operators directly from data.. Numerische Mathematik, Tome 58 (1990) pp. 641-660. http://gdmltest.u-ga.fr/item/GDZPPN001184628/