ANALISIS PEMAHAMAN MAHASISWA TEKNIK SIPIL TERHADAP KONSEP NILAI π PADA KELILING DAN LUAS LINGKARAN. Journal of Sustainable Civil Engineering (JOSCE), [S. l.], v. 3, n. 1, p. 7–20, 2021. DOI: 10.47080/josce.v3i1.1103. Disponível em: https://ejournal.lppm-unbaja.ac.id/index.php/josce/article/view/1103. Acesso em: 29 aug. 2025.