TY - JOUR AU - O. V. Baskov AU - D. K. Potapov TI - Control and perturbation in Sturm --- Liouville's problem with discontinuous nonlinearity JO - Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ PY - 2023 SP - 275 EP - 282 VL - 19 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSPUI_2023_19_2_a11/ LA - ru ID - VSPUI_2023_19_2_a11 ER -