TY JOUR TI AQUATIC VEGETATION OF SHALLOW HYPERTROPHIC LAKE IN DIFFERENT HYDROLOGICAL CONDITIONS KW submerged hydrophytes KW coverage area KW alternative stable states KW climatic factors JO Transactions of Papanin Institute for Biology of Inland Waters RAS AU Rusanov, A.G. AU Terekhov, A.V. PY 2020 IS 0 PB Papanin Institute for Biology of Inland Waters Russian Academy of Sciences