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
16th International Geometry Symposium, Manisa Celal Bayar University, July
4-7, 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 3-6, 2017, Amasya, Turkey.
- International Conference on Differential Geometry, Functional Analysis and Applications,
September 8-10, 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