1. A.O.A.C. (1980). Official methods of analysis of the Association of Official Agricultural Chemists, 7th edition.
2. A.O.A.C. (1980). Official methods of analysis of the Association of Official Agricultural Chemists, 13th edition.
3. Measure de la couleur des miels;Aubert;Apidologie,1983
4. Estudios sobre mieles de abeja. II Sobre contenido en glucosa, fructosa, sus relaciones y nitrógeno total;Bertoni;Anales Asociación Quimica Argentina,1994
5. Definition of colour in the non-enzymatic browning;Buera;Die Farbe,1985