TY CONF TI AN ARTIFICIAL BEACH AS A MEANS FOR SEA COAST PROTECTION FROM STORM SURGES (BY THE EXAMPLE OF THE EASTERN GULF OF FINLAND) KW sand coast KW artificial beach KW beach profile KW sediment flux KW Gulf of Finland. JO XXVI International Shore Conference "Managing risks to coastal regions and communities in a changing world" AU Leontyev, I.. AU Akivis, T.. PY 2024 PB Academus Publishing