TY - JOUR AU - A. S. Mikhailov AU - V. S. Mikhailov TI - Forward and inverse dynamic problems for finite Krein--Stieltjes string. Approximation of constant density by point masses JO - Zapiski Nauchnykh Seminarov POMI PY - 2019 SP - 128 EP - 141 VL - 483 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2019_483_a8/ LA - ru ID - ZNSL_2019_483_a8 ER -