A note on classical quotient rings R. Yue Chi Ming — 1991 Commentationes Mathematicae The article contains no abstract
Some comments on injectivity and p-injectivity. Yue Chi Ming, R. — 2007 Acta Mathematica Universitatis Comenianae. New Series
On injectivity, p-injectivity and YJ-injectivity. Yue Chi Ming, R. — 2004 Acta Mathematica Universitatis Comenianae. New Series