润滑剂及更多产品 (Falko Preußer, Dr. Lutz Matthies: "More than just Lubricants". In: Kunststoffe international, Vol. 11/2013, p. 76-77)
Völpker拓宽了褐煤蜡的范围 (Andy Beaver:"Völpker拓宽了褐煤蜡的范围"。 In: compounding WORLD, Vol. 05/2013, p. 66)
天然褐煤蜡及其萃余液 ((Lutz Matthies博士: "天然褐煤蜡及其萃余液", In: European Journal of Lipid Science and Technology, Vol. 103, 04/2001, p. 239-248)