M. Artigue, K. Gosztonyi, E. Kónya, and Ödön Vancsó, “Report of the conference ‘Connecting Tamás Varga’s Legacy and Current Research in Mathematics Education’: November 6-8, 2019, Budapest, Hungary”, Teach. Math. Comp. Sci., vol. 18, no. 3, pp. 5–8, Nov. 2020, doi: 10.5485/TMCS.2020.R031.