A lingua franca controversy that stalled the ceremonial test flight of the supersonic concorde

De Silva, M.A.T.2019-12-172019-12-172019-04Vidurava, 36(4-6), p.2https://dl.nsf.gov.lk/handle/1/24830enSupersonic ConcordeA lingua franca controversy that stalled the ceremonial test flight of the supersonic concordeArticle