1. The Power of Movement in Plants;Darwin,1980
2. Wuchsstoff und wachstum;Went;Rec. Trav. Bot. Neerland.,1928
3. Über die neues auxin (heteroauxin) aus hain;Kögl;XI Mitteilung. Zeitschr. Physiol. Chem.,1934
4. Plant Hormones: Biosynthesis, Signal Transduction Action;Davies,2004
5. A test method for rhizocaline, the root forming substance;Went,1934