Kitahara, H., Estacio, E., Tominaga, K. and Tani, M. 2019. Broadband wave plates in the terahertz region. Proceedings of the Samahang Pisika ng Pilipinas, 37(1), SPP-2019-1B-03. URL: https://proceedings.spp-online.org/article/view/SPP-2019-1B-03.