Weitere, M. (2001). The heterotrophic nanoflagellates in the water column of the River Rhine: Seasonal and spatial dynamics and their position in the food web. Universität zu Köln.
Παραπομπή σε μορφή Chicago (17η εκδ.)Weitere, Markus. The Heterotrophic Nanoflagellates in the Water Column of the River Rhine: Seasonal and Spatial Dynamics and Their Position in the Food Web. Germany: Universität zu Köln, 2001.
Παραπομπή σε μορφή MLA (8th εκδ.)Weitere, Markus. The Heterotrophic Nanoflagellates in the Water Column of the River Rhine: Seasonal and Spatial Dynamics and Their Position in the Food Web. Universität zu Köln, 2001.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.