Raza , Irum, M Asif Masood, and Rashid Mahmood. “Mixture Experiments and Their Application in Agricultural Research”. Asian Journal of Agriculture and Rural Development 3, no. 12 (December 26, 2013): 951–959. Accessed November 24, 2024. https://archive.aessweb.com/index.php/5005/article/view/1030.