A. Terziev

Influence of mechanoactivation on rare earths leaching from phosphogypsum

Maria Milanova, M. Milanova, D. Todorovsky, 1997 .

Mechanosynthesis and Mechanolysis of Solid Solutions of La2O3 with Some Rare Earth Oxides

N. Minkova, A. Terziev, D. Todorowsky, 1996 .