Karnawat, Monika, et al. “In Vitro Plant Regeneration from Different Leaf Segments of Verbesina Encelioides and Correlation With Endogenous Level of IAA”. Plant Tissue Culture and Biotechnology, vol. 20, no. 2, Jan. 2011, pp. 195-01, doi:10.3329/ptcb.v20i2.6914.