Yoshito Ohta, Akira Kojima. Formulas for Hankel singular values and vectors for a class of input delay systems. Automatica, 35(2):201-215, 1999. [doi]
@article{OhtaK99,
title = {Formulas for Hankel singular values and vectors for a class of input delay systems},
author = {Yoshito Ohta and Akira Kojima},
year = {1999},
doi = {10.1016/S0005-1098(98)00158-7},
url = {http://dx.doi.org/10.1016/S0005-1098(98)00158-7},
researchr = {https://researchr.org/publication/OhtaK99},
cites = {0},
citedby = {0},
journal = {Automatica},
volume = {35},
number = {2},
pages = {201-215},
}