00768naa#a2200193#i#450# EN\\bibl\104613 20251010191822.5 2223-9987 20250928b2025####ek#y0engy0150####ca RU Laboratory Tests to Investigate the Vibration Isolation Properties of Elastic Under-Ballast Materials Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2025 15 с. Journal article local Геометрия контакта пути и подвижного состава. 625.031 Maslov Nikita Kahramanovich Val'ceva Tat'yana Yur'evna Saydaliev Abdunaim Abduraufovich itt-pgups.ru