Siahaan, Paula, AND 		Nasution, Hamidah.
" The Development of Learning Media Oriented to Team Games Tournament Learning Model Using Canva and Kahoot! to Improve Student’s Problem Solving Ability in SMAN 10 Medan" <em>Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang</em> [Online], Volume 6 Number 2 (18 July 2022)