Member in Ph. D committees:
 Valenciennes, France, 03/04/2017 – Marilena Moruz
 Brasov, Romania 12/11/2016 – Elena Popovici
 Lecce, Italy 27/06/2015  Antonella Perrone
 Timisoara, Romania 16/12/2011  Mihail Gaianu
 Bari, Italy 06/05/2010  Vincenzo Saltarelli
 Iasi, Romania 30/01/2009  Simona Luiza Druta
Referee for Ph. D theses:
 Bari, Italy  February 2017  Salvatore de Candia

Advisory/Scientific committees:
 The
16th International Geometry Symposium, Manisa Celal Bayar University, July
47, 2018, Manisa, Turkey.
 International Conference on Applied and Pure Mathematics (ICAPM 2017), Iasi, Romania, November 2  5, 2017.
 The 15th International Geometry Symposium, Amasya University, July 36, 2017, Amasya, Turkey.
 International Conference on Differential Geometry, Functional Analysis and Applications,
September 810, 2012 , New Delhi, India.

 reviewer Zbl (Zentralblatt für Mathematik) http://www.emis.de/ZMATH (since 1999)
 reviewer MathRev (Mathematical Review) http://www.ams.org/mathscinet (since 2002)
 member of AMS (Amerian Mathematical Society) http://www.ams.org (since 2004)
 October 1999  May 2012
SOCRATES/ERASMUS/LLP coordinator, Faculty of Mathematics, University `Al.I.Cuza` of Iasi
 leader of the Al.I.Cuza University Team at 4 th SEEMOUS (South Eastern Europe Mathematical Olympiad for University Students) Plovdiv, Bulgaria, February 8 – 13, 2010
 member of the Jury at the 12 th SEEMOUS (South Eastern Europe Mathematical Olympiad for University Students)
Iasi, March 2018
