March 8, 2014; May 12, 2014 : The book ''Representation Theory; a Homological Algebra Point of View'' is accepted to appear in ''Algebras and Applications'', a Springer Verlag book series; ISBN: 978-3-319-07967-7; The electronic version is available since August 19, 2014 and the printed version since August 31, 2014

May 20, 2014 : The paper ''An axiomatic approach for degenerations in triangulated categories'' jointly written with Manolo Saorin is posted.

May 21, 2014 : The paper ''The Hochschild cohomology ring of a Frobenius algebra with semisimple Nakayama automorphism is a Batalin-Vilkovisky algebra'', jointly written with Thierry Lambre and Guodong Zhou is posted.

September 3, 2014 : The paper ''Two questions on stable equivalences of Morita type'', jointly written with Yuming Liu and Guodong Zhou is posted.

October 14, 2014 : The paper ''Remarks on a Categorical Definition of Degeneration in Triangulated Categories'', is posted.

October 14, 2014 : The paper ''Batalin-Vilkovisky Algebras, Tamarkin-Tsygan Calculus and Algebras with Duality'', is posted.

January 5, 2015 : The paper ''On a question of Rickard on Tensor Product of Stably Equivalent Algebras'', jointly written with Serge Bouc is posted.

June 8, 2015 : The paper ''An axiomatic approach for degenerations in triangulated categories'' jointly written with Manolo Saorin is accepted in Applied Categorical Structures.

September 23, 2015 : The paper ''The Hochschild cohomology ring of a Frobenius algebra with semisimple Nakayama automorphism is a Batalin-Vilkovisky algebra'', jointly written with Thierry Lambre and Guodong Zhou is accepted in Journal of Algebra.

March 17, 2016 : The paper ''Külhammer ideals of algebras of quaternion type'', is posted

May 24, 2016 : The paper ''Külhammer ideals of algebras of quaternion type'', is posted in a completely revised version

December 16, 2016 : The paper ''Symmetry of the Definition of Degeneration in Triangulated Categories'', jointly written with Manuel Saorin is posted

March 13, 2017 : The paper ''Derived invariance of the subspaces of $p$-singular class sums in blocks'', jointly written with Intan Muchtadi-Alamsyah and Aditya Purwa Santika is posted

November 13, 2017 : The paper ''Verdier quotients of homotopy categories'', jointly written with Guodong Zhou is posted

May 28, 2018 : The paper ''Verdier quotients of homotopy categories'', jointly written with Guodong Zhou is posted in a substantially revised version

September 25, 2018 : The unpublished, but I think interesting, manuscript ''A note on hereditary orders'', jointly written with Jae Keol Park from 1994, which I found by accident in cleaning up my desk, is posted

January 28, 2019 : The paper ''Degenerating $0$ in Triangulated Categories'' jointly written with Manolo Saorin is posted.

May 3, 2019 : The paper ''Green correspondence and Relative Projectivity for Pairs of Adjoint functors Between Triangulated Categories'' is posted.

July 31, 2019 : The SEAMS proceedings contribution ''On equivalences Between Categories Of Representations'' is posted.