by (USSR)Prof.A.Petrovsky;by (United Kingdom)Paul Henry Mussen...et; by (USSR)A.A.Logunov;by (United Kingdom)W.Heisenberg; by (USSR)G.Karpilovsky;by (United Kingdom)H.Matsumura; by (USSR)I.V.Petrynov;by (United Kingdom)J.G.Stark; by (USSR)L.Muravyoua;by (United Kingdom)W.Harrison...et al; by (USSR)V.A.Ugarov;by (United Kingdom)C.M.Will; by (USSR)V.M.Potapov;by (United Kingdom)O.B.Ramasy; by (USSR)Y.V.Khodakov;by (United Kingdom)E.de B.Barnett; by (USSR)Ya.A.Smorodinsky;by (United Kingdom)C.Taylor; by (USSR)A.G.S.Landsberg;by (United Kingdom)F.W.Sears...et al;