On irreducible projective representations of finite groups. Costache, Tania-Luminiţa — 2009 Surveys in Mathematics and its Applications
Characterization of the order relation on the set of completely n -positive linear maps between C * -algebras. Joiţa, Maria; Costache, Tania-Luminiţa; Zamfir, Mariana — 2007 Surveys in Mathematics and its Applications