Saidah, Humairo, et al. “OPTIMASI PARAMETER DESAIN IRIGASI TETES SEDERHANA TYPE DRIPLINE: Optimizing of Simple Dripline Pipe Design Parameter”. Spektrum Sipil, vol. 3, no. 1, Aug. 2017, pp. 92-98, https://spektrum.unram.ac.id/index.php/Spektrum/article/view/24.