Julia Hofmann, Paul H. Hess, Dagmar Szakasits, Andreas Blöchl, Krzysztof Wieczorek, Sabine Daxböck-Horvath, Holger Bohlmann, Aart J. E. van Bel, Florian M. W. Grundler
J Exp Bot. 2009 Jul; 60(11): 3085–3095. Published online 2009 Jun 1. doi: 10.1093/jxb/erp138