TY JOUR TI Quality of service and reliability of railway vehicle autocoupling shock absorbers operating in randomly grouped freight trains. KW railway vehicle autocoupling shock absorbers KW quality of service KW service reliability KW longevity KW load-carrying structure KW functional parameters KW tolerances KW fatigue damage KW between-maintenance period of operation KW optimisation JO Bulletin of Bryansk state technical university AU Selenskaya, T.. AU Selenskiy, E.. PY 2014 IS 2014 PB Bryansk State Technical University