Stepanyan, A.Yu., L.S. Stepanyan, and V.H. Grigoryan. “RESEARCH OF VEGETATIVE MECHANISMS OF NEGATIVE EMOTIONAL STATES’ DEVELOPMENT AND REGULATION AMONG TEENAGERS”. Proceedings of the YSU B: Chemical and Biological Sciences 45, no. 1 (224) (February 2, 2011): 39–43. Accessed November 14, 2024. https://pub.ysu.am/index.php/proceedings-chem-biol/article/view/vol45_no1_2011_pp039-043.