@article{01129146,
title = {Crossed squares and 2-crossed modules of commutative algebras.},
journal = {Theory and Applications of Categories [electronic only]},
volume = {3},
year = {1997},
pages = {160-181},
zbl = {0896.18005},
language = {en},
url = {http://dml.mathdoc.fr/item/01129146}
}
Arvasi, Zekeri̇ya. Crossed squares and 2-crossed modules of commutative algebras.. Theory and Applications of Categories [electronic only], Tome 3 (1997) pp. 160-181. http://gdmltest.u-ga.fr/item/01129146/