Open Science Research Excellence
Raymond Yeo K. W. and  P. Y. Lim and  Farrah Wong,  Design and Development of an Innovative Advertisement Display with Flipping Mechanism.   journal   = {International Journal of Electrical, Computer, Energetic, Electronic and Communication Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2014, vol. 88(4). 720 - 725[viewed 17 February 2019]. Available from: http://waset.org/publications/9999285.