Arya, R. S., and V. K. Sharma. “Comparative Growth Rate of F1 and F2 Generations of <I>Eucalyptus< I> Hybrids Fri-4 and Fri-5 at Age 4 Years”. Indian Forester, vol. 116, no. 11, Nov. 1990, pp. 890-5, doi:10.36808/if/1990/v116i11/8947.