https://www.efecon.tuiasi.ro/en/research-article-en-2/analysis-of-pah-compounds-in-soil-with-on-line-coupled-pressurised-hot-water-extraction-microporous-membrane-liquid-liquid-extraction-gas-chromatography-2/ EFECON Sat, 09 Sep 2023 12:57:10 +0000 hourly 1 https://wordpress.org/?v=6.1.1