[1]H. Claudia, "PB- and SR-Isotopes – Indicators for Mixing Processes in Mine Waters of the «Himmelfahrt Fundgrube»", PMI, т. 174, сс. 7-9, мар. 2008.

[1]H. Claudia, "PB- and SR-Isotopes – Indicators for Mixing Processes in Mine Waters of the «Himmelfahrt Fundgrube»", PMI, vol. 174, pp. 7-9, Mar. 2008.