Abd Karim, Zulakbal, Muhammad Arif Hanis Abd Ghani, and Ali Md Nadzalan. 2018. “Exploring Effective Training Methods to Improve Football Performance: Effects of Small Sided Games on Cardiovascular Endurance”. International Journal of Engineering and Technology 7 (2.15): 158-60. https://doi.org/10.14419/ijet.v7i2.15.12562.