R. SINGH, E. OLAF, Y. S. SAHARAWAT, N. CHAUDHARY, and M. L. JAT, “Adoption analysis of resource-conserving technologies in rice (Oryza sativa)–wheat (Triticum aestivum) cropping system of South Asia”, Indian J Agri Sci, vol. 82, no. 5, pp. 405–9, May 2012, doi: 10.56093/ijas.v82i5.17798.