1. Porteous, A.: Dictionary of environmental science and technology. 3rd ed. Creator: Jeník, J. Format: bez média and svazek Type: model:article and TEXT Subject: world´s environment Language: Multiple languages Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Weiner, E. R.: Applications of environmental chemistry. A practical guide for environmental professionals Creator: Dušek, J. Format: bez média and svazek Type: model:article and TEXT Subject: world´s environment Language: Multiple languages Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public