TY - JOUR AU - Ying, Zhiling AU - Koşan, Tamer AU - Zhou, Yiqiang TI - Rings in which Every Element is a Sum of Two Tripotents JO - Canadian mathematical bulletin PY - 2016 SP - 661 EP - 672 VL - 59 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2016-009-0/ DO - 10.4153/CMB-2016-009-0 ID - 10_4153_CMB_2016_009_0 ER -