title: The spectrophotometric evaluation of acidity constants: the double incomplete colour change.
authors.affiliation: Department of Bromatology, Toxicology and Applied Chemical Analysis, Faculty of Pharmacy, The University of Seville, Spain.
authors.forename: A G
authors.initials: AG
authors.lastname: Asuero
authors.forename: M J
authors.initials: MJ
authors.lastname: Navas
authors.forename: D
authors.initials: D
authors.lastname: Rosales