Pandey, S., A. Singh, S. Awasthi, and S. Kaur. “Construction of Nuptiality Tables for the Hilly Rural Population of Uttarakhand: 1931-2000”. International Journal Of Community Medicine And Public Health, vol. 5, no. 3, Feb. 2018, pp. 1054-9, doi:10.18203/2394-6040.ijcmph20180760.