Gunther Reissig, Wade S. Martinson, Paul I. Barton. Differential-Algebraic Equations of Index 1 May Have an Arbitrarily High Structural Index. SIAM J. Scientific Computing, 21(6):1987-1990, 2000. [doi]
@article{ReissigMB00,
title = {Differential-Algebraic Equations of Index 1 May Have an Arbitrarily High Structural Index},
author = {Gunther Reissig and Wade S. Martinson and Paul I. Barton},
year = {2000},
doi = {10.1137/S1064827599353853},
url = {http://dx.doi.org/10.1137/S1064827599353853},
researchr = {https://researchr.org/publication/ReissigMB00},
cites = {0},
citedby = {0},
journal = {SIAM J. Scientific Computing},
volume = {21},
number = {6},
pages = {1987-1990},
}