Substrate	Reference(s)	Comment(s)
kraft lignin	Kumar, M., Singh, J., Singh, M. K., Singhal, A., & Thakur, I. S. (2015). Investigating the degradation process of kraft lignin by β-proteobacterium, Pandoraea sp. ISTKB. Environmental Science and Pollution Research, 22(20), 15690–15702. https://doi.org/10.1007/s11356-015-4771-5	-