E. Smith C Jr and , ?A revision of Cedrela (Meliaceae).?, Fieldiana: Botany, vol. 29, pp. 295?341, 1960.

K. N.  Bahadur and , ?Monograph on the genus Toona (Meliaceae).?, 1988.

B. H. L. N. S.  Maia, de Paula, J. R., Sant'Ana, J., Silva, M. F. G. F., Fernandes, J. B., Vieira, P. C., Costa, Mdo S. S., Ohashi, O. S., and Silva, J. Natalino M., ?Essential oils of Toona and Cedrela species (Meliaceae): taxonomic and ecological implications?, Journal of the Brazilian Chemical Society, vol. 11, pp. 629?639, 2000.

S.  RUEANGRUEA, TAGANE, S., SUDDEE, S., and TETSANA, N., ?Toona calcicola, a new species and Reinwardtiodendron humile, a new record to Thailand?, THAI FOREST BULLETIN (BOTANY), vol. 43, p. 80, 2015.