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(en) Tor Myking, Fredrik Bøhler, Gunnar Austrheim et Erling J. Solberg, « Life history strategies of aspen (Populus tremula L.) and browsing effects: a literature review », Forestry: An International Journal of Forest Research, vol. 84, no 1, , p. 61-71 (lire en ligne)
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Asma KHALLEFI, Évaluation pharmacologique de quelques analogues de l'acide salicylique (Mémoire de master Chimie Pharmaceutique), Université Mohamed Seddik Ben Yahia- Jijel, (lire en ligne), p. 20