dr. G. (Gerrit) Roorda
Teacher Educator Mathematics
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Research output: Contribution to journal › Article › Academic › peer-review
Research output: Contribution to journal › Article › Professional
Research output: Contribution to journal › Article › Professional
Research output: Book/Report › Report › Academic
Research output: Contribution to journal › Article › Professional
Research output: Contribution to journal › Article › Professional
Research output: Contribution to journal › Article › Professional
Research output: Contribution to journal › Article › Academic › peer-review
Research output: Contribution to journal › Article › Professional
Research output: Contribution to journal › Article › Professional