Search for ultra-high energy photons and neutrinos using Telescope Array surface detectorG.I. Rubtsov, M. Fukushima, D. Ivanov, B.T. Stokes, G.B. Thomson and S.V. TroitskyEPJ Web of Conferences, 53 (2013) 05001DOI: https://doi.org/10.1051/epjconf/20135305001