Chau Loo Kung, Elena, Alfonso Tesén Arroyo, and Jenny Valdez Arana. 2013. “Optimization of the General Acceptability Though Affective Tests and Response Surface Methodology of a Dry Cacao Powder Mixture Based Beverage”. Scientia Agropecuaria 4 (3): 191-97. https://doi.org/10.17268/sci.agropecu.2013.03.05.