Distribution of ${Zn}$ and ${Pb}$ in soils in the vicinity of non ferrous industrial waste sites at the examples of Bukowno (Poland) and Mansfeld (Germany) / A. GRUSZECKA, E. HELIOS-RYBICKA // Polish Journal of Environmental Studies ; ISSN 1230-1485. — 2006 vol. 15 no. 5C, s. 164–170. — Bibliogr. s. 169–170, Abstr.. — EURO-ECO 2006 : 11th international conference : interdisciplinary co-operation for the sustainable development of historical cities and protected areas : perspectives of sound tourism : [Kraków 18th–19th September 2006]. — Olsztyn : HARD, 2006

Impact of the Nitric Plant in Tarnów (southern Poland) on the contamination of surface water system with heavy metals / M. KUŹNIAKOWSKA, E. HELIOS-RYBICKA // Mineralia Slovaca ; ISSN 0369-2086. — 2006 Roč. 38 č. 4, dod. Geovestník, s. 7–8. — VII. medzinárodná konferencia doktorandov a mladých vedeckých pracovníkov : Modra-Harmónia, 4.–6. máj 2006 : [abstracts] / [eds.] Marianna Kováčová [et al.]. — Bratislava : Štátny geologický ústav Dionýza Štúra, 2006

Quality assessment of the rivers system in the vicinity of the nitric plant in Tarnów, Poland / M. KUŹNIAKOWSKA, E. HELIOS-RYBICKA // Polish Journal of Environmental Studies ; ISSN 1230-1485. — 2006 vol. 15 no. 5C, s. 159–163. — Bibliogr. s. 163, Abstr.. — EURO-ECO 2006 : 11th international conference : interdisciplinary co-operation for the sustainable development of historical cities and protected areas : perspectives of sound tourism : [Kraków 18th–19th September 2006]. — Olsztyn : HARD, 2006