?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Joko&rft.au=Soebagyo%2C+Joko&rft.aulast=Soebagyo&rft.date=30+March+2023&rft.pages=58-65&rft.volume=11&rft.issue=1&rft.atitle=Ethnomathematics+exploration+in+the+Galasin+traditional+games+in+Jakarta+on+mathematical+concepts&rft.issn=2579-3209&rft.title=Union%3A+Jurnal+Ilmiah+Pendidikan+Matematika&rft.genre=article