Singh, O. et al. 2011. Natural Regeneration Problem in Silver Fir (<I>Abies pindrow</I>) and Spruce (<I>Picea smlthiana</I>) Forests: Solutions Ahead. Indian Forester. 137, 6 (Jun. 2011), 699–703. DOI:https://doi.org/10.36808/if/2011/v137i6/12364.