The Nonferrous Metals Society of China
Preparation of Ni-Cr/BN self-lubricating composites by active sintering process
YU Kun(余  琨), YANG Zhen(阳  震), WANG Ri-chu(王日初), TAN Ying-guo(谭映国)
Transactions of Nonferrous Metals Society of China . 2007, (Special 1): 634 -638 .