by (United States)Bruce L.Liles;by (United Kingdom)G.Leech; by (United States)J.Kestin;by (United Kingdom)J.F.Lee; by (United States)A.N.Tolstiy;by (United Kingdom)G.Lukacs; by (United States)E.Kreyszig;by (United Kingdom)R.J.Leigh; by (United States)G.Ludwig;by (United Kingdom)J.Leray; by (United States)J.Morrow;by (United Kingdom)G.Bell; by (United States)L.H.Peebles;by (United Kingdom)G.Scott; by (United States)A.H.Live;by (United Kingdom)D.H.Lawrence; by (United States)B.I.Prasad;by (United Kingdom)B.Brett; by (United States)J.Nove;by (United Kingdom)G.D.Smith;