Sandimirov. S. Pasvik Water Quality Report. Environmental Monitoring Programme in the Norwegian, Finnish and Russian Border Area. Finland, Kuopio: Kopijyva Oy. 2011, №7, p.27-34.

Water quality in the Lake Kuetsjarvi - monitoring report for 2000-2009 Nikolay Kashulin and Sergey Sandimirov Photograph: Sergey Sandimirov. Pasvik Water Quality Report | 27