Yvette Naudé, Peter Gorst-Allman, Egmont Rohwer. A cheap and simple passive sampler using silicone rubber for the analysis of surface water by gas chromatography–time of flight mass spectrometry. WSA [Internet]. 2015 Mar. 31 [cited 2024 Apr. 27];41(2 WISA 2014 Special Edition). Available from: https://watersa.net/article/view/11074