Krigas, N., Panagiotidou, M. and Maloupa, E. (2017) “Incorporating Biogeographical Principles in Horticulture : : Design and Creation of the Ionian Islands Unique Rock Garden in Thessaloniki, Greece”, Sibbaldia: the International Journal of Botanic Garden Horticulture, (15), pp. 129–146. doi: 10.24823/Sibbaldia.2017.228.