G. Hammerlin & K.-H. Hoffmann ed..Improperly posed problems and their numerical treactment:Conference held at the Mathematisches Forschungsinstitut, Oberwolfach, 1982.Birkhauser,1983.
ed. by D. E. Herdt & M. J. Book.Control jof manufacturing processes and robotic systems:Presented at The Winter Annual Meeting of The ASME, Boston,1983.ASME,1983.
.Miami International Conference on Alternative Energy Sources (3rd : 1980 : Florida):Alternative energy sources III.V.3,solar energy 3.Hemisphere,1983.
.Miami International Conference on Alternative Energy Sources (3rd : 1980 : Florida):Alternative energy sources III.V.1,solar energy 1.Hemisphere,1983.