@article{MASLO_1993_43_1_a1,
author = {Knor, Martin and Niepel, \v{L}udov{\'\i}t and \v{S}olt\'es, \v{L}ubom{\'\i}r},
title = {Centers in line graphs},
journal = {Mathematica slovaca},
pages = {11--20},
year = {1993},
volume = {43},
number = {1},
mrnumber = {1216264},
zbl = {0772.05091},
language = {en},
url = {http://geodesic.mathdoc.fr/item/MASLO_1993_43_1_a1/}
}
Knor, Martin; Niepel, Ľudovít; Šoltés, Ľubomír. Centers in line graphs. Mathematica slovaca, Tome 43 (1993) no. 1, pp. 11-20. http://geodesic.mathdoc.fr/item/MASLO_1993_43_1_a1/
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