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NATO Advanced Study Institute on Fourier Analysis and Its Applications : (1989 : Ilocco, Italy) Byrnes, J. S., ed. by Byrnes, J. L., ed. by

NATO Advanced Study Institute on "Orthogona Polynomials and Their Applications" : (1989 : Ohio State University) Nevai, R., ed. by Ismail, M. E. H., ed. by

NATO Advances Study Institute on "Advanced Methods of Determination of Crosslinking and Scission in Polymers and their Effects on Mechanical Propertier" ( 1988 : Kemer, Antalya, Türkiye) Güven, O. , ed.