Participation in Conferences
All-Union sympos. on Approx.Theory in the complex domain, Ufa, USSR,1980.
Intern. Conference on Complex Analysis and Applicat., Varna, Bulgaria, 1981 .
Intern. Conference on the Theory of Approxim. of functions, Kiev, USSR, 1983.
All-Union school on the Theory of Functions , Yerevan, USSR, 1987.
Conference on the Theory of Functiona and Applica t. dedicated to the memory of Mkhitar M. Djrbashian, Yerevan, Armenia, 1995 .
Intern. Conference on Harmonic Analysis and Approximations , Nor-Amberd, Armenia, 1998.
Intern. Conference on Harmonic Analysis and Approximations. II., Nor-Amberd, Armenia, 2001.