Siew Siew, Goh, et al. “KESAN AKTIVITI BRAIN GYM TERHADAP PERKEMBANGAN KOGNITIF KANAK-KANAK PRASEKOLAH: EFFECT OF BRAIN GYM ACTIVITIES TOWARDS COGNITIVE DEVELOPMENT OF KINDERGARTEN’S CHILDREN”.
Jurnal Pendidikan Awal Kanak-Kanak Kebangsaan, vol. 2, Dec. 2013, pp. 21-41,
https://ejournal.upsi.edu.my/index.php/JPAK/article/view/757.