- hentenn deiziata potasiom-argon gw. méthode potassium-argon
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chimie ◊ technique de datation absolueanglais : potassium-argon dating method
Ur poellad pellgomzer hezoug eo bremañ Brezhoneg21.
Brezhoneg21 is now a mobile application.
Brezhoneg21 is now a mobile application.
Dictionnaire breton des sciences et des techniques
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