Soils and sediments testing for contamination by heavy metals - some case studies in Slovakia

by Čurlík, J., Šefčík, P.
Source: 1. Slovak Geological Magazine 1. 1335-096X 1. Roč. 8, č. 2 (2002), s. 123-135

Ecological problems of magnesia-chrome refractories in metallurgy

by Havlík, Vojtěch
Source: 1. Metallurgy, refractories and environment 1. Košice : Technická univerzita, 2002 1. 80-7099-821-0 1. S. 97-102