@article{Iliopoulos_1996,
    doi = {10.1007/bf01955677},
    url = {https://doi.org/10.1007%2Fbf01955677},
    year = {1996},
    month = {sep},
    publisher = {Springer Science and Business Media {LLC}},
    volume = {16},
    number = {3},
    pages = {288--297},
    author = {C. S. Iliopoulos and D. W. G. Moore and K. Park},
    title = {Covering a string},
    journal = {Algorithmica}
}

@article{Iliopoulos_1996, doi = {10.1007/bf01955677}, url = {https://doi.org/10.1007%2Fbf01955677}, year = {1996}, month = {sep}, publisher = {Springer Science and Business Media {LLC}}, volume = {16}, number = {3}, pages = {288--297}, author = {C. S. Iliopoulos and D. W. G. Moore and K. Park}, title = {Covering a string}, journal = {Algorithmica} }