Noerwijati, K., Nasrullah, D. Prajitno, and . A. . Nindita. “Mixed Model of Additive Main Effects and Multiplicative Interaction for Stability Analysis of Cassava: Mixed Model of AMMI for Stability Analysis of Cassava”. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences, vol. 54, no. 3, Sept. 2017, pp. 183-90, http://ppaspk.org/index.php/PPAS-B/article/view/410.