Discharges of dissolved substances to the Gulf of Finland from the U.S.S.R territoryLoigu, EnnMerentutkimuslaitos = Finnish marine research1980 / p. 18-20 https://www.ester.ee/record=b1200299*est

Enumeration of sanitary-indicator bacteriaSaava, AstridMerentutkimuslaitos = Finnish marine research1980 / p. 61-67 https://www.ester.ee/record=b1200299*est