Citric acid production from glycerol-containing waste of biodiesel industry by Yarrowia lipolytica in batch, repeated batch, and cell recycle regimes. - Rymowicz, Waldemar; Fatykhova, Alina R.; Kamzolova, Svetlana V.; Rywińska, Anita; Morgunov, Igor G. (Applied Microbiology & Biotechnology, 2010)