Positive maps of low dimensional matrix algebras

Indecomposable positive maps in low dimensional matrix algebras

Merging of positive maps: A construction of various classes of positive maps on matrix algebras

New Tools for Investigating Positive Maps in Matrix Algebras

A series of absolutely indecomposable positive maps in matrix algebras

Schoenberg correspondence for k-(super)positive maps on matrix algebras

A problem relating to positive linear maps on matrix algebras