1. Improvement of dietary fiber, ferulic acid and calcium contents in pan bread enriched with nejayote food additive from white maize (Zea mays);Acosta-Estrada;J. Cereal. Sci.,2014
2. Official Methods of Analysis, 16th Ed. Official Method 968.08 and 925.09: Association of Official Analytical Chemists, Maryland USA;AOAC,1998
3. Standard methods for examination of water and wasterwater. Solids. Standard designation 2540,1995
4. Standard methods for examination of water and wasterwater. Biochemical oxygen demand. Standard designation 5210 B,1995
5. Standard test method for chemical oxygen demand in water. Standard designation D-1252-83,1994