CHAUHAN, D S, R K SHARMA, A S KHARUB, S C TRIPATHI, and R S CHHOKAR. 2014. “Effect of Crop Intensification on Productivity, Profitability, Energetics and Soil Fertility in Rice (Oryza Sativa)-Wheat (Triticum Aestivum) Cropping System of North-Western Plains”. The Indian Journal of Agricultural Sciences 71 (5). https://epubs.icar.org.in/index.php/IJAgS/article/view/39787.