1.
Poveda JC, Molina DR, Pantoja Agreda EF. 1H- and 13C-NMR structural characterization of asphaltenes from vacuum residua modified by thermal cracking. CT&F Cienc. Tecnol. Futuro [Internet]. 2014Jun.15 [cited 2022Aug.18];5(4):49-0. Available from: https://ctyf.journal.ecopetrol.com.co/index.php/ctyf/article/view/321