TY CONF TI DISTRIBUTION OF DISSOLVED METHANE IN SURFACE COASTAL WATERS OF THE NORTHEASTERN PART OF THE BLACK SEA KW the Black Sea KW methane KW coastal waters JO XXVI International Shore Conference "Managing risks to coastal regions and communities in a changing world" AU Kovaleva, E.. AU Izhitskiy, A.. AU Egorov, A.. AU Zavialov, P.. PY 2020 PB Academus Publishing