Pulido, M.T.R., Monterola, C.P. and Saloma, C.A. 2003. Investigation of fundamental cycles of economic activity and rebate time in winner-take-all systems. Proceedings of the Samahang Pisika ng Pilipinas, 21(1), SPP-2003-3D-05. URL: https://proceedings.spp-online.org/article/view/SPP-2003-3D-05.