29 Siti Nur Jelita Sabran 2018-11-13 https://journals.uair.arizona.edu/index.php/jrm/article/download/5659/5269 Rauzi, F., Painter, L. I., & Dobrenz, A. K. (1969). Mineral and Protein Contents of Blue Grama and Western Wheatgrass (Contenido de Minerales y Proteinas en el Navajita Azul (Bouteloua gracilis) y Western Wheatgrass (Agropyron smithii)). Journal of Range Management, 22(1), 47. doi: 10.2307/3896033 Revised record 27.8.2019