“Algebraic Systems and their Applications in Differential Equations and other Domains of Mathematics” (ASADE), dedicated to the memory of Vladimir Andrunachievici (1917-1997) and Acad. Constantin Sibirschi (1927-1990), August 21-23, 2007, Chişinău.
The XIV-th Conference on Applied and Industrial Mathematics, dedicated to the 60-th anniversary of the foundation of the Faculty of Mathematics and Computer Science of Moldova State University. Satellite of ICM-2006, Chişinău, August 17-19, 2006, http://usm.md/math/CAIM/ .
The Second Conference of the Mathematical Society of the Republic of Moldova dedicated to the 40 anniversary of the foundation of the Institute of Mathematics and Computer Science of ASM Moldova ( August 17-19, 2004).
Workshop NATO "Computational commutative and non-commutative algebraic geometry" (June 6-11, 2004, Chisinau).