1 Subjects: “...Outer space / Exploration...”

2 Subjects: “...Mining and Exploration...”

3 Subjects: “...exploration...”

4 Subjects: “...geophysical exploration...”

5 Subjects: “...Exploration de données (Informatique)...”

6 Subjects: “...; Umfrage; Explorative Studie; Interview; Nordrhein-Westfalen; Deutschland...”

7 Subjects: “...seismic exploration...”

8 Subjects: “...H2 exploration...”

9 Subjects: “... <Methode>, Explorative Studie, Internationaler Vergleich, Tagungsbericht, Deutschland, Österreich, Dänemark...”