Ondrej Doslý, Werner Kratz. Singular Sturmian theory for linear Hamiltonian differential systems. Appl. Math. Lett., 26(12):1187-1191, 2013. [doi]
@article{DoslyK13,
title = {Singular Sturmian theory for linear Hamiltonian differential systems},
author = {Ondrej Doslý and Werner Kratz},
year = {2013},
doi = {10.1016/j.aml.2013.07.004},
url = {http://dx.doi.org/10.1016/j.aml.2013.07.004},
researchr = {https://researchr.org/publication/DoslyK13},
cites = {0},
citedby = {0},
journal = {Appl. Math. Lett.},
volume = {26},
number = {12},
pages = {1187-1191},
}