TY CONF TI AVAILABILITY OF NUMERICAL MATHEMATICAL MODELS TO SOLVE THE APPLIED PROBLEMS OF WATER QUALITY MANAGEMENT OF SHELF ECOSYSTEMS KW biogeochemical modeling KW biogenic elements KW phytoplankton KW optimization methods KW Sevastopol Bay. JO XXVI International Shore Conference "Managing risks to coastal regions and communities in a changing world" AU Slepchuk, K.. AU Khmara, T.. PY 2024 PB Academus Publishing