1. The development of groundwater research in the past 40 years;Jia;J. Hydrol.,2020
2. ISO 11423-1:1997-06, Water Quality - Determination of Benzene and Some Derivatives - Part 1: Head-Space Gas Chromatograhic Method.
3. DIN 38407-39:2011-09, German Standard Methods for the Examination of Water, Waste Water and Sludge - Jointly Determinable Substances (Group F) - Part 39: Determination of Selected Polycyclic Aromatic Hydrocarbons (PAH) - Method Using Gas Chromatography with Mass Spectrometric Detection (GC-MS) (F 39).
4. ISO 11423-2:1997-06, Water Quality - Determination of Benzene and Some Derivatives - Part 2: Method Using Extraction and Gas Chromatography.
5. DIN EN ISO 17943:2016-10, Water Quality - Determination of Volatile Organic Compounds in Water - Method Using Headspace Solid-phase Micro-extraction (HS-SPME) Followed by Gas Chromatography-Mass Spectrometry (GC-MS).