Cynhelir y gwaith hwn ar y cyd â Grŵp Senedd Plaid Cymru fel rhan o'r Cytundeb Cydweithio rhwng Llywodraeth Cymru a Phlaid Cymru.
This work is being carried out in collaboration with Plaid Cymru, as a part of the Co-operation Agreement commitment between the Welsh Government and Plaid Cymru.