1.
León AY, Parra MJ. Determination of molecular weight of vacuum residue and their SARA fractions. CT&F Cienc. Tecnol. Futuro [Internet]. 2010 Dec. 15 [cited 2024 Apr. 19];4(2):101-12. Available from: https://ctyf.journal.ecopetrol.com.co/index.php/ctyf/article/view/291