R. V. P. Umesh Kumar Jain, “Genetic divergence analysis in ajowan [Trachyspermum ammi (L.) Sprague]Genetic divergence analysis in ajowan [Trachyspermum ammi (L.) Sprague]”, J Spices Arom Crops, vol. 15, no. 2, pp. 105–107, Dec. 2006.