Prifysgol Bangor
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30/10/06 → 31/07/09
Project: Ymchwil
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Prys, D.
1/11/08 → 30/09/11
Project: Ymchwil
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1/01/07 → 18/06/08
Project: Ymchwil
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1/01/07 → 7/07/08
Project: Ymchwil
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1/04/07 → 31/07/09
Project: Ymchwil
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1/03/07 → 27/05/08
Project: Ymchwil
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1/10/07 → 18/06/08
Project: Ymchwil
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Elias, R.
1/07/06 → 31/03/07
Project: Ymchwil
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20/02/07 → 18/01/08
Project: Ymchwil