Johann Linhart, Yanling Yang, Martin Philipp. Arrangements of hemispheres and halfspaces. Discrete Mathematics, 223(1-3):217-226, 2000. [doi]
@article{LinhartYP00,
title = {Arrangements of hemispheres and halfspaces},
author = {Johann Linhart and Yanling Yang and Martin Philipp},
year = {2000},
doi = {10.1016/S0012-365X(98)00360-4},
url = {http://dx.doi.org/10.1016/S0012-365X(98)00360-4},
researchr = {https://researchr.org/publication/LinhartYP00},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {223},
number = {1-3},
pages = {217-226},
}