Hydrocarbons - source for organic acid biosynthesisKarklin, R.Biobalt'92 : Biotechnology in Estonia, Latvia and Lithuania : Tallinn, November 1992 : conference abstracts1992 / p. 34 Selection of microorganisms - active producers of citric acidKarklin, R.Biobalt'92 : Biotechnology in Estonia, Latvia and Lithuania : Tallinn, November 1992 : conference abstracts1992 / p. 35