S. Thakur, I. K. Thakur, N. B. Singh, J. P. Sharma, and M. Sankanur, “Estimation of Genetic Diversity in Progenies of Selected Genotypes of <I>Ulmus villosa</I> Brandis Using Rapd Markers”, Indian Forester, vol. 140, no. 12, pp. 1221–1229, Dec. 2014.