Dhiman, M., Sharma, V. and Moitra, S. (2011) “Somatic Embryogenesis and Plant Regeneration in Ephedra foliata (Boiss.); a non Coniferous Gymnosperm”, Plant Tissue Culture and Biotechnology, 20(2), pp. 133–143. doi: 10.3329/ptcb.v20i2.6893.