Ramirez Caballero, G. E., Ardila Suárez, C., Rojas Cristancho, J. Z., Pineda Martínez, J. P., & Ramírez García, A. (2019). Effect of impurities in the crude glycerol polymerization reaction to produce polyglycerol. CT&F - Ciencia, Tecnología Y Futuro, 9(2), 89–98. https://doi.org/10.29047/01225383.122