Methodological bases and experience of forming of geological polygon

by Gavrishin, A. I.
Published in Fundamental and applied problems of environmental protection. Vol. 4 : International conference, September, 12-16, 1995, Tomsk : abstracts

Ecological area of study in geological education

by Gavrishin, A. I.
Published in Fundamental and applied problems of environmental protection. Vol. 5 : International conference, September, 12-16, 1995, Tomsk : abstracts

Complex ecological monitoring of an urban territory

by Gavrishin, A. I.
Published in Fundamental and applied problems of environmental protection. Vol. 2 : International conference, September, 12-16, 1995, Tomsk : abstracts