Aldona, Yusufira, 		Sampoerno, Pinta, 		Hakim, Lukman, AND 		Wijayanti, Dwi.
" Giving an Individual Tutoring for 8th Grade Student in the Errors of Solving the Problem of Essay Test for Comparative Material in SMPN 232 Jakarta" <em>Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang</em> [Online], Volume 6 Number 1 (21 January 2022)