By Mustafa, M. A.
By Parrish, Thomas
By White, Paul
By Cardarelli, Francois, Shields, M.J.
By Tooley, Michael H.
By Jones, Len
By Green, D. C.
By O'Reilly, J.
By Langley, G.
By Saunders, Simon
By Waterworth, G., Robertson, Christopher R.
By Miller, M.A.
By Tooley, Mike
By Connor, Frank Robert
By Tyler, D. W.
By Walter Ditch
By Ian Robertson Sinclair, Geoffrey E. Lewis
By N.D. Bonnett
By Steve Heath
By Graham Giller
By Thomas J. Davies
By Albert Paul Malvino
By Bishop
By Sinclair, Ian R.
By IEEE: *STANDARD, The Institute of Electrical and Electronics Engineers (IEEE)
By John Crisp (Technical Author and Lecturer, Suffolk, UK)
By D. C. Green