Hypothesis about the origin of copper electrorefining slimeE.N. Petkova · 1994

Simultaneous purification of nickel sulphate solutions from di-valent iron, copper and zinc ionsE.N. Petkova; V.M. Shkodrova; J.T. Pirov · 1990

The kinetics of antimony(III) sorption on inorganic ion exchangers for its removal from copper refining electrolytesE.N. Petkova; H. Vassilev · 1982

Mechanisms of floating slime formation and its removal with the help of sulphur dioxide during the electrorefining of anode copperE.N. Petkova · 1997