TY  - GEN
ED  - UNESCO
ED  - International Geological Correlation Programme.
ED  - Union of GeologicalSciences.
TI  - GEOLOGICAL CORRELATION
PY  - 1900///]
CY  - France, Paris
PB  - Union of GeologicalSciences., IUGS
KW  - Géologie
KW  - Projet
KW  - Evaluation projet
ER  -