Mandal, S. et al. 2020. Comparative Efficiency Analysis of Different Explants and Contribution of Polyamines on in vitro Propagation of Dendrobium Hybrid Sonia. Plant Tissue Culture and Biotechnology. 30, 1 (Jun. 2020), 77–86. DOI:https://doi.org/10.3329/ptcb.v30i1.47793.