FITRIANTI, Fitrianti. Analisis Kualitas Bonding Cement Di Zona Produktif Sumur BA 147 Menggunakan Ultra Sonic Imager Tool (USIT) Log di Lapangan BOB PT Bumi Siak Pusako-Pertamina Hulu. Journal of Earth Energy Engineering, [S.l.], v. 4, n. 2, p. 29-43, oct. 2015. ISSN 2540-9352. Available at: <http://journal.uir.ac.id/index.php/JEEE/article/view/636>. Date accessed: 19 nov. 2018. doi: https://doi.org/10.22549/jeee.v4i2.636.