Singh, D., Bhaskar, B., Baruah, U., & Sarkar, D. (2014). Diversification of rice (Oryza sativa L.) based cropping systems for higher productivity and benefits on dominant soil series of upper Brahmaputra valley, Asom. Annals of Agricultural Research, 35(1). https://epubs.icar.org.in/index.php/AAR/article/view/39245