1. BS EN ISO 24642. Recreational diving services. Requirements for rebreather diver training. Decompression diving to 45 m. (20th August 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (27 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Recreational diving services. Requirements for rebreather diver training. Decompression diving to 45 m. (11th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗