1. Lubricants and the environment;Bartz;Tribol Int,1998
2. Biologisch schnell abbaubare Schmierstoffe-Einführung in die Problematik;Möller,1994
3. The use of laboratory techniques to simulate biodegradation of lubricants in the environment;Robertson,1990
4. Tribological study for the application of biodegradable lubricants in the industry;Igartua,1998
5. Very high oleic sunflower oils;Kaeb,2001