N. Krigas, M. Panagiotidou, and E. Maloupa, “Incorporating Biogeographical Principles in Horticulture : : Design and Creation of the Ionian Islands Unique Rock Garden in Thessaloniki, Greece”, Sibbaldia, no. 15, pp. 129–146, Dec. 2017, doi: 10.24823/Sibbaldia.2017.228.