Singh, D. K., Rajput, T., Singh, D. K., Sikarwar, H. S., Sahoo, R. N., & Ahmad, T. (2006). Performance of Subsurface Drip Irrigation System with Line Source of Water Application in Okra Field. Journal of Agricultural Engineering, 43(3). https://epubs.icar.org.in/index.php/JAE/article/view/14776