TY - CONF T1 - Effects of oxide and water on friction of rail steel-new test method and friction mapping JO - Proceedings of the 11th International Conference on Contact Mechanics and Wear of Rail Wheel Systems CM 2018 PY - 2018/01/01 AU - Kempka R AU - Falconer R AU - Gutsulyak D AU - Lewis R ED - SP - 464 EP - 473 Y2 - 2025/11/22 ER -