Sh. Ramadan, M. et al. 2015. Thermodynamic Investigation of Anionic Dye-Cationic Surfactant Ion Pair Formation in Water-Acetonitrile Mixed Solvent. Asian Journal of Chemistry. 27, 12 (Aug. 2015), 4474–4478. DOI:https://doi.org/10.14233/ajchem.2015.19187.