Photoneutron reaction cross sections for 75As and 181Ta: Sytematic uncertainties and data reliability Vladimir Varlamov, Alexander Davydov, Boris Ishkhanov, Valeriya Kaidarova and Vadim Orlin EPJ Web Conf., 239 (2020) 01035 Published online: 30 September 2020 DOI: 10.1051/epjconf/202023901035