Khalid Mehmood, Muhammad Arshad, Ghulam Muhammad Ali, Abdul Razzaq and Rahmatullah Qureshi. “Optimization of Factors Affecting Callus-Based Gene Transformation by Agrobacterium Tumefaciens in Wheat (Triticum Aestivum L.)”. Advances in Agriculture and Biology, vol. 3, no. 1, Dec. 2020, http://aabinternational.com/index.php/aab/article/view/55.