Desi Lestari, Prih Febtiningsih, Qonaah Nuryan Arif. The Correlation Between Informal Peer Communication in English and Students’ Self-Confidence in Speaking English in Class at MAS Pondok Pesantren Syafa’aturrasul. JUPENSI [Internet]. 2025 Oct. 18 [cited 2025 Oct. 26];5(3):156-62. Available from: https://journalshub.org/index.php/JUPENSI/article/view/6069