.Current advances in mechanical design and production IV (4th : 1988 : Cairo University)):proceedings of the 4th Cairo University MDP conference, 1988.Pergamon Pr.,1989.
Emily C. Plachy and Peter. M. Kogge.International Conference on Parallel Processing(1989 : Univ. Park, Pa.):proceedings of the....2,Softeare.Pennsylvania State Univ. pr.,1989.
Committee on Materials Science and Engineering...[et al].Materials science and engineering for the 1990s:maintaining competitiveness in the age of materials.National Academy Pr.,1989.