1. Doctor of Aerospace Engineering, E.T.S.I. Aeronáuticos, Universidad Politécnica de Madrid, Plaza Cardenal Cisneros, 3, 28040 Madrid, Spain.
2. Professor of Applied Mathematics, E.T.S.I. Aeronáuticos, Universidad Politécnica de Madrid, Plaza Cardenal Cisneros, 3, 28040 Madrid, Spain.
3. Professor of Aerospace Engineering, E.T.S.I. Aeronáuticos, Universidad Politécnica de Madrid, Plaza Cardenal Cisneros, 3, 28040 Madrid, Spain (corresponding author).
4. Master of Aerospace Engineering, Airbus Operations, Paseo de John Lennon s/n. Getafe, 28906 Madrid, Spain.