Tolvanen, Harri; Numminen, Samu; Kalliola, Risto (1 January 2004). "Spatial Distribution and Dynamics of Special Shore-Forms (Tombolos, Flads and Glo-lakes) in an Uplifting Archipelago of the Baltic Sea". Journal of Coastal Research. 20 (1): 234–243. doi:10.2112/1551-5036(2004)20[234:SDADOS]2.0.CO;2. JSTOR4299279. S2CID130519270.
Tolvanen, Harri; Numminen, Samu; Kalliola, Risto (1 January 2004). "Spatial Distribution and Dynamics of Special Shore-Forms (Tombolos, Flads and Glo-lakes) in an Uplifting Archipelago of the Baltic Sea". Journal of Coastal Research. 20 (1): 234–243. doi:10.2112/1551-5036(2004)20[234:SDADOS]2.0.CO;2. JSTOR4299279. S2CID130519270.
Tolvanen, Harri; Numminen, Samu; Kalliola, Risto (1 January 2004). "Spatial Distribution and Dynamics of Special Shore-Forms (Tombolos, Flads and Glo-lakes) in an Uplifting Archipelago of the Baltic Sea". Journal of Coastal Research. 20 (1): 234–243. doi:10.2112/1551-5036(2004)20[234:SDADOS]2.0.CO;2. JSTOR4299279. S2CID130519270.