E. N. Shirikov, “Irreducible modules over a Jordan plane over a field of characteristic zero”, Vestnik Moskov. Univ. Ser. 1. Mat. Mekh., 2009, no. 2, 7–10
2007
2.
E. N. Shirikov, “Jordanian plane”, Fundam. Prikl. Mat., 13:2 (2007), 217–230; J. Math. Sci., 154:2 (2008), 270–278