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2. The JOSO site testing campaigns in the Canary Islands
3. Caporali, A. & Barbieri, C. 1997, The Astronomic and Geodetic Coordinates of the Telescopio Nazionale Galileo, Canary Islands (TNG Tech. Rep. 64; Tenerife: TNG)
4. Font-Tullot, I. 1956, The Weather in the Canary Islands (Publ. Ser. A 26; Madrid: Servicio Nacional de Meteorologia)