- Jukka Seppälä, Pasi Ylöstalo, Seppo Kaitala, Petri Maunula; Marine Research Centre, Finnish Environment Institute (2018); Silja Serenade ferrybox measurements between Helsinki and Stockholm, spring 2017-spring 2018, more
- Jukka Seppälä, Suvi Rytövuori, Petri Maunula, Seppo Kaitala; Marine Research Centre, Finnish Environment Institute (2016); Phycoerythrin fluorescence and cell counts of phycoeryhtrin containing species , ferry Finnmaid Helsinki - Travemunde, summer 2016, more
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