Phuong Hoa, M.T., Tuong Thu, B.T. and Minh, T.V. 2012. Industrial propagation of Dendrobium sp., Phalaenopsis sp., Cymbidium sp. and Rhynchostylis sp. by immersion bioreactor technique. Academia Journal of Biology. 33, 2 (May 2012), 82–88. DOI:https://doi.org/10.15625/0866-7160/v33n2.755.