1. Capellades, M. (1989).Histological arid ecophysiological study of the changes occurring during the acclimatization of in vitro cultured roses.Dissertation, Gent State University, Belgium.
2. Jackson, M. B., Abbott, A. J., Belcher, A. R. and Hall, K. C. (1987). Gas exchange in plant tissue cultures. In:Advances in the chemical manipulation of plant tissue cultures(Jackson, M. B., Mantell, S. H. and Blake, J., Eds). British Plant Growth Regulator Group, Bristol UK, 57–71.