Nainggolan, S.P. 2022. Analysis of Mathematical Communication Ability Participants of the National Science Olympiad (OSN) for City/Regency Junior High Schools in Kupang Seen from a Gender Perspective. Jurnal Pendidikan dan Konseling (JPDK). 4, 4 (Aug. 2022), 4667–4673. DOI:https://doi.org/10.31004/jpdk.v4i4.6205.