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PDF) * Waterways and the stone age and early metal period studies on the Karelian Isthmus―The pre-World War II studies and research carried out by the University of Helsinki… (2009) | Kerkko
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Waterways and the stone age and early metal period studies on the Karelian Isthmus – The pre-World War II studies and research carried out by the University of Helsinki in 1998–2006 - ScienceDirect
![Waterways and the stone age and early metal period studies on the Karelian Isthmus – The pre-World War II studies and research carried out by the University of Helsinki in 1998–2006 - ScienceDirect Waterways and the stone age and early metal period studies on the Karelian Isthmus – The pre-World War II studies and research carried out by the University of Helsinki in 1998–2006 - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S1040618208000840-gr2.jpg)