A look at the hardware 
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[10] Burgherr, P., 2007. In-depth analysis of accidental oil spills from tankers 
In the context of global spill trends from all sources. Journal of Hazard 
ous Materials 140, 245-256. 
[11] Huljer, K., 2005. Trends In oil spills from tanker ships 1995-2005. In: 
Paper presented at the 28th Arctic and Marine Oilspill Program (AMOP) 
Technical Seminar, Calgary, Canada, June 7-9, 2005. 
[12] HELCOM (2016), HELCOM Annual report on discharges observed dur 
ing aerial surveillance In the Baltic Sea, 2015