Holevo bound of entropic uncertainty in Schwarzschild spacetimeJin-Long Huang, Wen-Cong Gan, Yunlong Xiao, Fu-Wen Shu and Man-Hong YungEur. Phys. J. C, 78 7 (2018) 545DOI: https://doi.org/10.1140/epjc/s10052-018-6026-3