4FAO. A quantitative analysis of demand for tea in the United of America, CCP: TE 95/6, December, 1994.
5Angulo, Ana Maria, Jose Maria Gil, Azucena Gracia. The demand for alcoholic beverages in Spain. Agricultural Economics, 2001,26:71 - 83.
6Larivirea, Eric, Bruno Larueb, Jim Chalfant. Modeling the demand for alcoholic beverages and advertising specifications. Agricultural Economics, 2000,22 : 147 - 162.