TY - JOUR AU - A. A. Matevosyan AU - A. G. Matevosyan TI - Parameter estimation for the oscillating systems JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2021 SP - 131 EP - 140 VL - 55 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2021_55_2_a3/ LA - en ID - UZERU_2021_55_2_a3 ER -