@article{10_21136_CMJ_1988_102241,
author = {Cherubini, Alessandra and Varisco, Ada},
title = {On $E_k$-rings},
journal = {Czechoslovak Mathematical Journal},
pages = {456--463},
year = {1988},
volume = {38},
number = {3},
doi = {10.21136/CMJ.1988.102241},
mrnumber = {950299},
zbl = {0673.16009},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1988.102241/}
}
Cherubini, Alessandra; Varisco, Ada. On $E_k$-rings. Czechoslovak Mathematical Journal, Tome 38 (1988) no. 3, pp. 456-463. doi: 10.21136/CMJ.1988.102241
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