Robuta

https://research-portal.uu.nl/en/publications/ontology-aided-annotation-visualization-and-generalization-of-geo/ Ontology-aided annotation, visualization and generalization of geological time-scale information... geological time scale ontology aided annotation visualization https://www.educationquizzes.com/gcse/geography/geological-time/ GCSE Geography | Geological time, landforms, rocks ages, scale gcse geography geological time landforms rocks ages