[1]
A. T. G. . Hasugian, R. V. . Purba, Y. N. . Silaban, and K. R. Rambe, “Exploring Students’ Perceptions of Peer Collaboration in Developing English Speaking Skills at SMP N 18 Medan”, JoAL, vol. 6, no. 1, pp. 18–27, May 2026.