1. ASSOCIATION OF OFFICIAL AGRICULTURAL CHEMISTS, 1970, Official Methods of Analysis, AOAC, p. 125.
2. AYERS, A. R, AYERS, S. B. and ERIKSSON, K. E., Eur. J. Biochem., 1 978, 90, 171–81.
3. BAILEY, M. J., Biotechnol. Lett., 1981, 3, 695–9.
4. BASSHAM, J. A., Biotechnol. Bioengng Symp., 1975, 5, 9–20.
5. BERNARDINI, E., New Oils and Fat Technology, 1973, Publishing House ‘ Tecnologie’, s.r.l. Rome.