1. E. M. Daver andW. F. Ullrich, in ?Perspectives of Powder Metallurgy?, edited by J. S. Hirschhorn and K. H. Roll, (Plenum, New York, 1970) pp. 189?200.
2. N. Dautzenberg,Arch. Eisenhüttenw. 41 (1970) 1005.
3. V. N. Eremenko, Yu. V. Naidich andI. A. Lavrinenko, Special Report ?Liquid Phase Sintering? translated from Russian (Consultants Bureau, New York, 1970).
4. T. Price, C. Smithells andS. Williams,J. Inst. Met. 62 (1938) 239.
5. W. D. Kingery,J. Appl. Phys. 30 (1959) 301.