1. The duckweeds: A valuable plant for biomanufacturing
2. Landolt E.Biosystematic Investigation on the Family of Duckweeds: the Family of Lemnaceae – a Monograph Study. Veröffentlichungen des Geobotanischen Institutes ETH, Stiftung Rubel, Zurich, Switzerland (1986).
3. Landesman L, Fedler C, Duan R. Plant nutrient phytoremediation using duckweed. In:Eutrophication: Causes, Consequences and Control. Ansari AA, Gill SS, Lanza GR, Rast W (Eds). Springer-Verlag, Berlin, Germany, 341–354 (2011).