BUDI LESTARI; PURWANTO; ANGGRAINI, Ade Eka. The Influence of Project-Based Learning (P5 Activity) on Improving Students’ Collaboration Learning Skills. ELSE (Elementary School Education Journal): Jurnal Pendidikan dan Pembelajaran Sekolah Dasar, [S. l.], v. 9, n. 2, 2025. DOI: 10.30651/else.v9i2.23483. Disponível em: https://journal.um-surabaya.ac.id/pgsd/article/view/23483. Acesso em: 5 dec. 2025.