An Investigation of the BentleyR Gas-STATTM Monitoring System GSM-100 Kaj Gefke, Jens Waaben, Lars I. Andersen, Anette Löwenmark, Hans R. Sørensen and Bent Husum J Extra Corpor Technol, 20 2 (1988) 59-62 Published online: 25 August 2023 DOI: 10.1051/ject/198820259