AINI, N. S.; KUSTIANI, I.; SIREGAR, A. M. Analisis Investasi Rekayasa Proyek Springhill Condotel Lampung. Jurnal Rekayasa Sipil dan Desain, [S. l.], v. 7, n. 1, p. Hal. 37 – 46, 2019. DOI: 10.23960/jrsdd.v7i1.1101. Disponível em: https://journal.eng.unila.ac.id/index.php/jrsdd/article/view/1101. Acesso em: 20 sep. 2025.