by (United States)D.P.Saccuzzo;by (United Kingdom)L.P.Ullmann; by (United States)Ivan Flores;by (United Kingdom)J.D.Ullman; by (United States)J.S.Waugh;by (United Kingdom)K.P.Sinha; by (United States)M.D.Scadron;by (United Kingdom)E.H.Wichmann; by (United States)M.S.Bazaraa;by (United Kingdom)L.S.Srinath; by (United States)J.N.Hook;by (United Kingdom)L.A.Hill; by (United States)E.P.Sheehy;by (United Kingdom)J.E.Rowley; by (United States)M.Cameli;by (United Kingdom)L.D.Landau; by (United States)C.L.Tolstoy;by (United Kingdom)L.N.Tolstoy; by (United States)D.H.Perkins;by (United Kingdom)D.H.Perkins;