Schlagwörter
Ardenne
2
Artois
2
Bassin houiller
2
Boulonnais
2
Cenozoic
2
Cénozoïque
2
Flanders
2
Flandre
2
Histoire des sciences
2
History of science
2
Mesozoic
2
Mésozoïque
2
Palaeozoic
2
Paléozoïque
2
Philosophy and Sociology of Sciences
2
Quaternary
2
[SDU.STU]Sciences of the Universe [physics]/Earth Sciences
2
[SHS.HISPHILSO]Humanities and Social Sciences/History
2
coal basin
2