@article{Machatschke_1953, title={Zur Variabilität von Leptinotarsa decemlineata Say (Vorläufige Mitteilung).}, volume={3}, url={https://www.contributions-to-entomology.org/article/view/134}, DOI={10.21248/contrib.entomol.3.3.304-311}, abstractNote={ }, number={3}, journal={Beiträge zur Entomologie = Contributions to Entomology}, author={Machatschke, Johann W.}, year={1953}, month={Juli}, pages={304–311} }