Impact of volcanic eruptions on the occurrence of PAHs compounds in the aquatic ecosystem of the southern part of West Spitsbergen (Hornsund fjord, Svalbard) - Kozak, Katarzyna; Ruman, Marek; Kosek, Klaudia; Karasiński, Grzegorz; Stachnik, Łukasz; Polkowska, Żaneta (Water, 2017)