Kharal, D. K., H. Meilby, S. Rayamajhi, D. Bhuju, and U. K. Thapa. “Tree Ring Variability and Climate Response of Abies Spectabilis Along an Elevation Gradient in Mustang, Nepal”. Banko Janakari, vol. 24, no. 1, Sept. 2015, pp. 3-13, doi:10.3126/banko.v24i1.13473.