Galapon, E.A. and Bunao, J.R.R. 2014. A one-particle TOA operator for a free charged spin−0 relativistic particle in one spatial dimension. Proceedings of the Samahang Pisika ng Pilipinas, 32(1), SPP2014-1B-04. URL: https://proceedings.spp-online.org/article/view/1834.