1. Am Oil Chem Soc (AOCS) (1978) Official and tentative methods. Third edition including additions and revision. Champaign, Illinois
2. Asakawa A, Matsushita S (1978) Colorimetric determination of peroxide value with potassium iodide-silica gel reagent. J Am Oil Chem Soc 55: 619
3. Bartolomeo D, Sergio R (1969) Physicochemical features and acidic composition of some meridional virgin olive oils. Riv Ital Sostanze Grasse 46: 467
4. Casadei E (1987) First results on detection of adulterated olive oil products with hazel-nut and/or esterified oils by HPLC of triglycerides. Riv Ital Sostanze Grasse 64: 373
5. Casillo R (1968) Quality evaluation of virgin olive oils. Thiobarbituric acid test. Riv Ital Sostanze Grasse 45: 753