Paguirigan, A.A., Batac, R.C. and Monterola, C. 2010. Emergence of small-avalanche rollover regimes by increased neighborhood interaction in a sandpile model. Proceedings of the Samahang Pisika ng Pilipinas, 28(1), SPP-2010-PA-55. URL: https://proceedings.spp-online.org/article/view/SPP-2010-PA-55.