Angela von Arnim, Colin de la Higuera. Computing the Jump Number on Semi-orders Is Polynomial. Discrete Applied Mathematics, 51(1-2):219-232, 1994. [doi]
@article{ArnimH94,
title = {Computing the Jump Number on Semi-orders Is Polynomial},
author = {Angela von Arnim and Colin de la Higuera},
year = {1994},
doi = {10.1016/0166-218X(94)90111-2},
url = {http://dx.doi.org/10.1016/0166-218X(94)90111-2},
researchr = {https://researchr.org/publication/ArnimH94},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {51},
number = {1-2},
pages = {219-232},
}