?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=+Koivuhovi+&rft.aulast=Koivuhovi&rft.date=2019&rft.title=Change+in+pupils%E2%80%99+academic+self-concept+in+different+types+of+classes+in+Finland&rft.genre=proceeding