by (United States)V.I.Arnold;by (United States)P.P.Gupta; by (United States)R.A.Arnold;by (United States)R.T.Byrns; by (United States)E.E.Anderson;by (United States)V.D.Hunt; by (United States)B.G.Batchelor;by (United States)M.M.Gupta; by (United States)G.V.Rao;by (United States)P.E.Burton; by (United States)R.Gordon;by (United States)V.S.Groza; by (United States)R.W.Garden;by (United States)S.P.Gudder; by (United States)C.O.Harris;by (United States)P.E.Popov; by (United States)J.H.Brown;by (United States)P.S.Maitland; by (United States)J.D.Hart;by (United States)P.B.High;