Citation:
Wilson P A, Sing D K, Nikolov N, Lecavelier des Etangs A, Pont F, Fortney J J, Ballester G E, López-Morales M, Désert J-M, Vidal-Madjar A. GTC OSIRIS transiting exoplanet atmospheric survey: detection of potassium in HAT-P-1b from narrow-band spectrophotometry. \mnras. 2015;450 (1) :192-200.