Please check the following references, you may find some clues

1. Newbery, D. M., E. J. F. Campbell, J. Proctor, and M. J. Still.

1996. Primary lowland dipterocarp forest at Danum Valley,

Sabah, Malaysia. Species composition and patterns in the

understorey. Vegetatio 122:193–220.

2. Smits, W. T. M. 1983. Dipterocarps and mycorrhiza: an ecological

adaptation and a factor in forest regeneration. Flora

Malesiana Bulletin 36:3926–3937.

3. Webb, C. O., and D. R. Peart. 2000. Habitat association of

trees and seedlings in a Bornean rain forest. Journal of

Ecology 88:464–478.

Awesome! Thanks a lot Koushik.

Are you asking about natural regeneration, or how to propagate, plant and establish Dipterocarps in farming systems, plantations, etc?

There is literature on both approaches.

I'm referring to natural regeneration dynamics.