@article{CMJ_2009_59_3_a1,
     author = {Tachikawa, Hiroyuki},
     title = {Loewy coincident algebra and $QF$-3 associated graded algebra},
     journal = {Czechoslovak Mathematical Journal},
     pages = {583--589},
     year = {2009},
     volume = {59},
     number = {3},
     mrnumber = {2545641},
     zbl = {1224.13007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2009_59_3_a1/}
}