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J.R. Asay, R.A. Graham, G.K. Struab
Don Kulasiri, Wynand Verwoerd
L.H.Y. Chen, T.B. Ng, M.J. Wicks
B. Espen Eckbo
Roberto Heredia, J. Altarriba
Stephen Grossberg, Michael Kuperstein
R. Mennicken, M. Möller
J.F. Colombeau
Emil Wolf
Author Unknown
