SPECTROSCOPIC STUDIES OF THE PROCESSES OF COMPLEX FORMATION OF SOME TRANSITION METALS WITH AZO-DERIVATIVES OD BENZO[4,5]IMIDAZO[1,2-C]QUINAZOLINE CARBOXYLIC ACIDS ArticleKovalchukova Olga, Al Tahan Rana, Strashnova SvetlanaИнновации в науке. 2012. С. 91-97
