Study Group "Integrated Protection in Oak Forests". Proceedings of the meeting at Rabat-Salé (Maroc), 26 – 29 October 1998, 198 pp. Editor: Villemant, Claire ISBN 9-29067-107-6
Study Group "Integrated Protection in Oak Forests". Proceedings of the meeting at Rabat-Salé (Maroc), 26 – 29 October 1998, 198 pp. Editor: Villemant, Claire ISBN 9-29067-107-6