[1]M. Caltaru, N. Petrescu, и C. Vasiliu, PMI, т. 167, вып. 2, сс. 135-138, фев. 2006.

[1]M. Caltaru, N. Petrescu, and C. Vasiliu, “Copper extraction from diluted solutions using hollow fiber supported liquid membranes”, PMI, vol. 167, no. 2, pp. 135-138, Feb. 2006.