by (United Kingdom)J.L.Bell;by (USSR)W.Marek; by (United Kingdom)R.Best;by (USSR)R.Baker; by (United Kingdom)J.L.Matin;by (USSR)E.Prugovecki; by (United Kingdom)J.V.Grabiner;by (USSR)N.B.Vasllyev; by (United Kingdom)J.J.O'Keefe;by (USSR)N.B.Zucova; by (United Kingdom)J.E.Baird;by (USSR)G.B.Antrushina; by (United Kingdom)D.L.Johnson;by (USSR)M.I.Kargaplov; by (United Kingdom)K.Rektorys;by (USSR)M.L.Krasnov; by (United Kingdom)T.Nilsson;by (USSR)V.V.Beloussov; by (United Kingdom)W.Z.black...et al;by (USSR)O.V.Chernyak;