WASET
Dehari, D. , Jashari, A. , Dehari, S. , Shabani, A.. "New Complexes of Nickel (II) Using 4-Hydroxy-2-Oxo-2H-Chromene-3-Carboxamide as Ligand". World Academy of Science, Engineering and Technology, Open Science Index 67, International Journal of Chemical and Molecular Engineering (2012), 6(7), 641 - 644.