Jeng, One-Jang.2012-11-202012-11-202005974.90 T764, 2005z/phttp://hdl.handle.net/10929/23885Railroads - Employees - Health and hygiene - New Jersey.Railroads - Employees - Job stress - New Jersey.Railroads - New Jersey - Personnel management.Fatigue - Prevention.Fatigue management, rail operations personnel.