{"id": 233, "pid": "https://w3id.org/egdi/publication/233", "document_type": "report", "resource_type": "file", "resource_file_type": "pdf", "title": "Application of groundwater age distributions for design and assessment of monitoring programs and trend assessment", "authors": "Abel Henriot / BRGM", "publication_year": 2020, "url": "https://repository.europe-geology.eu/egdidocs/hover/hover_d63_v1.pdf", "original_filename": "hover_d63_v1.pdf", "license_id": 2, "language_code": "en", "spatial_coverage": "ENVELOPE(-73.698000, -47.417000, 82.030000, 40.864000)", "license": {"id": 2, "license": "CC-BY-4.0", "name": "Creative Commons Attribution 4.0", "url": "https://creativecommons.org/licenses/by/4.0/", "description": "Reuse allowed with attribution.", "is_active": true, "sort_order": 20}, "data": {"URL": "https://repository.europe-geology.eu/egdidocs/hover/hover_d63_v1.pdf", "type": "report", "title": "Application of groundwater age distributions for design and assessment of monitoring programs and trend assessment", "author": [{"literal": "Abel Henriot / BRGM"}], "issued": {"date-parts": [[2020, 12, 1]]}, "language": "en"}, "attachments": [], "expert_authors": [], "refs": [{"id": 798, "document_id": 233, "project_id": 101102147}], "tags": [], "keywords": ["environmental tracer", "Groundwater age", "groundwater", "Nitrate", "trend"], "created_at": "2020-12-01T00:00:00", "updated_at": "2026-09-21T11:56:11.868689"}