“Root Exudation of Phloridzin by Apple Seedlings (Malus X Domestica Borkh.) With Symptoms of Apple Replant Disease”. Journal of Applied Botany and Food Quality, vol. 82, no. 2, Nov. 2012, pp. 193-8, https://test.ojs.openagrar.de/index.php/JABFQ/article/view/2101.