2 Pilling J. In: Hamilton C H, Paton N E eds., Superplaastic and Superplastic Forming, Proc Int Conf on Superplasticity and Superplastic Forming, Blaine, Washington, August 1-4, 1988, Seatlle: The Minerals, Metals Meterials Society, 1988: 475
[3]
3 Chokshi A H. J M Ater Sci, 1986; 21: 2073
[4]
4 Ricks R A and Winkler P J In: Hamilton C H, Paton N E eds., Superplastic and Superplastic Forming,Proc Int Conf on Superplasticity and Superplastic Forming, Blaine, Washington, August 1-4, 1988, Seatlle: The Minerals, Metals Materials Society, 1988: 377V