May 27, 1981
Abou-Sayed, A.S., and Clifton, R.J.
April 1, 1981
Yamada, S.E., Schatz, J.F., Abou-Sayed, A.S., and Jones, A.H.
September 1, 1980
Wolgemuth, K.M. ; Abou-Sayed, A.S. ; Ahmed, U. ; Schatz, J.F. ; Jones, A.H.
December 12, 1979
U. Ahmed, K. M. Wolgemuth, A. S. Abou-Sayed, A. H. Jones
May 20, 1979
Abou-Sayed, A.S., and Clifton, R.J.
May 20, 1979
U. Ahmed; A.S. Abou-Sayed; A.H. Jones
February 1, 1979
Brechtel, C.E., Abou-Sayed, A.S., and Jones, A.H.
January 1, 1979
Abou-Sayed, A.S., Jones, A.H., Mccain, R., and Wolgemuth, K.M.
June 10, 1978
A. S. Abou-Sayed,C. E. Brechtel,R. J. Clifton
February 1, 1978
Abou-Sayed, A.S., Clifton, R.J., and Simonson, E.R.
March 1, 1977
Abou-Sayed, A.S., and Clifton, R.J.