Natural Product Communications Natural Product Communications Vibrational and thermal studies of essential oils derived from Cistus ladanifer and Erica arborea shrubs Carrión-Prieto P. Martín-Ramos P. Universidad de Zaragoza Maria T.M.R. Hernández-Navarro S. Garrido-Laurnaga F. Eusébio M.E.S. Martín-Gil J. 2017 research-article