@article{zu228744,
          volume = {33},
          number = {8},
          author = {E. S. Yanovska and V. A. Kuzovenko and ?. ?. ?????? and ?. ?. ????????},
           title = {Complex formation of heavy metals with 4-(2-pyridy-lazo) resorcinol chemically immobilized on silica gel},
       publisher = {Pleiades Publishing},
         journal = {Russian Journal of Coordination Chemistry},
           pages = {616--620},
            year = {2007},
             url = {http://eprints.zu.edu.ua/28744/}
}