Citation: M. Yalcin et al., DETERMINATION OF THE PROTONATION CONSTANTS OF 2-[4-DIMETHYLAMINOCINNAMALAMINO] BENZOIC-ACID (DACAB) IN DIOXANE - WATER MEDIUM AND PREPARATION OF SOME OF ITS TRANSITION-METAL COMPLEXES, Turkish journal of chemistry, 22(3), 1998, pp. 209-214