Ribeiro, LMM, and José António  Sarsfield Cabral. ?A Benchmarking Methodology For Metalcasting Industry?. Benchmarking 13. Benchmarking (2006): 23-35.

?A Benchmarking Methodology For Metalcasting Industry?. Benchmarking 13. Benchmarking (2006): 23-35.

Sarsfield Cabral, José António, and LMM  Ribeiro. ?The Use And Misuse Of Statistical Tools?. Journal Of Materials Processing Technology  93. Journal Of Materials Processing Technology (1999): 288-292. doi:10.1016/s0924-0136(99)00178-8.