Modail matamataigeach ùr airson ro-aithneachadh air crith-thalmhainn. A new equatition to predict earthquakes. bbc.co.uk/coinnneach Show more
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Modail matamataigeach ùr airson ro-aithneachadh air crith-thalmhainn. A new equatition to predict earthquakes. bbc.co.uk/coinnneach Show more