@conference{159881,
  author = {Li Ma and Samuel Low and Jun-Feng Song},
  title = {Comparison of Rockwell B Hardness (HRB) Tests Using Steel and Tungsten Carbide Ball Indenters},
  year = {2002},
  number = {No. 1685},
  month = {2002-09-01},
  publisher = {Proceedings of the Inernational Measurement Confederation Conference, Celle, GE},
  language = {en},
}