JITENDER KUMAR , Y. P. SINGH AND D. K. RANA. Yield and Gap analysis of Wheat (Triticum aestivum) Productivity in NCR of Delhi. Indian Journal of Extension Education, India, v. 50, n. 1&2, p. 56–58, 2014. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/144307. Acesso em: 3 nov. 2025.