@article{ARM_1988_24_3_a2,
author = {Vetch\'y, Vladim{\'\i}r},
title = {Estimation of the index of $G^2$},
journal = {Archivum mathematicum},
pages = {123--136},
year = {1988},
volume = {24},
number = {3},
mrnumber = {983230},
zbl = {0665.05030},
language = {en},
url = {http://geodesic.mathdoc.fr/item/ARM_1988_24_3_a2/}
}
Vetchý, Vladimír. Estimation of the index of $G^2$. Archivum mathematicum, Tome 24 (1988) no. 3, pp. 123-136. http://geodesic.mathdoc.fr/item/ARM_1988_24_3_a2/
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