@article{SEMR_2006_3_a1,
     author = {E. V. Zhuravlev},
     title = {Local rings of order $p^6$ with $4$-nilpotent radical of {Jacobson}},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {15--59},
     publisher = {mathdoc},
     volume = {3},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2006_3_a1/}
}