Verma, V. P. S. and Pant, S. P. (1978) “Effect of Width of Blaze and Stimulant (In Resin Tapping) on the Growth of Chirpine (<I>Pinus roxburghii</I> Sargent)”, Indian Forester, 104(1), pp. 36–41. doi: 10.36808/if/1978/v104i1/11395.